Shopping for a wedding band should be straightforward, yet hours online can leave you scrolling in circles. If you want certified sparkle without mined-diamond baggage, stay here: we’ve hand-picked 15 UK jewellers where you can buy or try on a lab-grown diamond wedding band today.

Lab-grown diamonds are real diamonds created in a controlled laboratory rather than underground, matching mined stones atom for atom while costing 20-40 % less and carrying a fraction of the environmental footprint.

Besides lighter price tags, couples value ethical provenance, total design freedom – think full-eternity flash or a subtle accent stone – and swift workshop turnaround that keeps proposal or ceremony dates on schedule.

To earn a spot here, each retailer had to meet strict criteria: independent diamond certification, recycled or responsibly sourced metals, transparent pricing, fair returns, free resizing, interest-free finance, and a clear sustainability statement.

Read on and you’ll discover exactly where to shop, what each jeweller does best, and the insider tips that will help you secure the perfect ring for your budget, lifestyle and love story—with confidence.

1. A Star Diamonds – Bespoke Craftsmanship in Hatton Garden, London

If you’re picturing a lab grown diamond wedding band that’s genuinely one-of-a-kind, this family studio should sit at the top of your shortlist. A Star Diamonds keeps every stage of production in its Hatton Garden workshop, so the person who sketches your design is only a few metres from the goldsmith who sets the stones. That closed-loop approach means quicker tweaks, tighter quality control, and zero middle-man mark-ups.

Brand Snapshot

• Family-run studio and showroom in Hatton Garden, plus virtual consultations
• 100 % conflict-free lab diamonds and recycled precious metals
• Price guide: roughly £800 – £3,500 depending on width, total carat weight and metal

Why A Star Diamonds Leads the Pack

• Entire design-to-finish process in-house for consistent craftsmanship
• One-to-one access to gemologists, designers and master goldsmiths
• Ethically minded: traceable diamonds, recycled metals, low-waste workshop practices

Signature Lab-Grown Wedding Band Styles

• Channel-set half-eternity bands perfect for stacking
• Pavé micro-set full-eternity rings for maximum sparkle
• Sleek diamond-inlaid men’s bands in platinum or matte 18 ct gold
• Option to mirror details from an existing A Star engagement ring

Policies, Perks & Price Points

• Lifetime aftercare: free resizing, annual polishing and complimentary engraving
• 0 % finance up to 24 months; free insured UK delivery
• IGI or GIA certificates supplied for all stones 0.30 ct +

Ideal For

Couples who want a personalised, UK-made lab grown diamond wedding band crafted with face-to-face expertise and backed by lifetime service.

2. The Diamond Store – Huge Online Range & 0 % Finance

Prefer to click “add to basket” rather than book a showroom slot? The Diamond Store is built for you. Operating purely online from its London HQ, the retailer keeps hundreds of lab grown diamond wedding bands in stock, so next-day delivery is the norm rather than the exception.

Brand Snapshot

• Pure-play e-commerce jeweller with live chat support
• 200+ lab-diamond wedding rings filtered by metal, width and setting
• Price guide: £450 – £2,200

Stand-Out Features

• Five-year guarantee on workmanship
• Free resizing within 30 days of receipt
• 0 % finance up to 48 months; regular flash sales shave even more off

Popular Designs to Browse

• Claw-set half-eternity bands in 18 ct yellow or white gold
• Curved “hugger” bands that nestle a low-profile engagement ring
• Plain platinum band with a single lab diamond accent for minimalist flair

Policies & Perks

• Free insured UK next-day delivery in discreet packaging
• 30-day no-quibble returns
• Eco-friendly FSC-certified ring boxes

Best For

Shoppers who want a vast ready-to-ship selection, flexible finance, and the convenience of completing the entire purchase from their sofa.

3. Diamonds Factory – Customisable Designs & Showrooms Nationwide

Diamonds Factory blends the savings of an in-house workshop with the reassurance of trying pieces on in person. Whether you visit their flagship in London or branch out to Manchester, Glasgow, Birmingham or Cardiff, you can fine-tune every detail of your lab grown diamond wedding band before a single gram of metal is cast.

Brand Snapshot

• UK manufacturing jeweller with multiple high-street showrooms
• “Design-Your-Ring” online tool for instant visuals and quotes
• Price guide: £600 – £3,800

What Sets Them Apart

• Lifetime manufacturing warranty plus a price-match promise
• Option to view 3D renders or order a physical prototype before approval

Must-See Lab-Grown Collections

• Classic channel-set ladies’ bands in platinum or warm 18 ct rose gold
• Contemporary flush-set men’s bands featuring matte and polished finishes
• Vintage-inspired milgrain full-eternity rings

Key Policies

• 30-day returns and free resizing for 90 days
• 0 % finance up to 48 months; certified lab diamonds only

Ideal For

Couples who want highly customisable, factory-priced lab grown diamond wedding bands without sacrificing the comfort of showroom guidance.

4. Lily Arkwright – Ethical Luxury & Online-First Convenience

Based in Manchester, Lily Arkwright proves you don’t need a high-street giant to shop in style. Their slick online showroom combines 360° videos with Zoom consultations, so couples can compare ring profiles, metal colours and diamond grades without leaving the sofa.

Brand Snapshot

• Manchester retailer specialising in lab diamonds and moissanite
• Virtual appointments plus by-booking showroom visits
• Price guide: £500 – £2,500

Why They Stand Out

• Only IGI/GIA-certified lab diamonds set in recycled precious metals
• Carbon-neutral shipping and plastic-free packaging

Top Wedding Band Picks

• Full-eternity lab-diamond bands with hidden basket settings
• Twig-inspired pavé rings for a nature aesthetic
• Matching moissanite and lab-diamond couples’ sets

Policies, Perks & Payment

• 30-day returns; complimentary resizing within one year
• 0 % Klarna split payments and lifetime manufacturing warranty

Best For

Eco-conscious buyers who want boutique-level craftsmanship delivered to their door.

5. Novita Diamonds – High-Carat Options & Rapid Turnaround

Need big sparkle yesterday? Novita Diamonds focuses on higher total carat weights and moves fast, turning most wedding-band orders around in three weeks or less. The brand started in Australia, but its new London showroom (near Bank station) lets UK couples see the stones in person before committing.

Brand Snapshot

• Global lab-diamond specialist with first UK showroom plus full e-commerce site
• Concentrates on larger stones at competitive prices
• Price guide: £700 – £4,500

Stand-Out Features

• 30-day money-back guarantee and free ultrasonic cleaning for life
• AI-powered hand visualiser shows real-time scale and sparkle
• Inventory of G/VS or better stones keeps quality consistent

Collections to Explore

• Bold 3 mm full-eternity rings up to 5 ct total weight
• Knife-edge half-eternity bands for extra height
• Men’s channel bands with alternating black and colourless diamonds

Policies & Aftercare

• Lifetime manufacturing warranty; free annual inspections
• 0 % finance up to 36 months; free insured UK delivery

Ideal For

Couples chasing maximum carat for money—fast, with solid guarantees to back it up.

6. Created Brilliance – Affordable Style on the High Street

Created Brilliance shows that you don’t need deep pockets to secure an ethical, lab-grown diamond wedding band that shines just as brightly as its mined counterpart.

Brand Snapshot

• Sells finished lab-diamond jewellery through leading UK department stores and its own website
• Price guide: £350 – £1,500

Unique Selling Points

• Recycled 9 ct and 18 ct gold paired with vegan, plastic-free ring boxes
• Among the UK’s lowest-priced full-eternity rings, all stones independently certified

Recommended Wedding Bands

• Micro-pavé slim bands built for stylish stacking
• Pavé-set wishbone rings that hug solitaire engagement settings
• Unisex comfort-fit bands with subtle diamond inlays

Policies & Extras

• Free 48-hour UK delivery plus 30-day returns
• Two-year manufacturer’s warranty; optional low-cost insurance add-on

Best For

Budget-minded couples who still insist on certified sparkle and transparent eco credentials.

7. Diamond Heaven – Bespoke & Ready-Made Under One Roof

Whether you’re hunting a classic half-eternity to collect at lunch or dreaming up something truly off-menu, Diamond Heaven blends on-the-spot choice with full workshop flexibility. Their Birmingham Jewellery Quarter workshop supplies showrooms from Glasgow to Cardiff, so the ring you try on is usually the ring that’s made-in-house, not drop-shipped.

Brand Snapshot

• Workshops in Birmingham; retail boutiques in six major UK cities
• Mix of stock pieces and totally bespoke commissions
• Price guide: £550 – £3,200

Notable Strengths

• Design consultants available in-store to tweak width, profile or setting
• “Try before you buy” sample service lets you road-test styles at home
• In-house CAD and casting keep lead times to 3–4 weeks

Popular Lab-Grown Bands

• Shared-prong full-eternity rings in 950 platinum
• Two-tone men’s bands with a lab-diamond centre groove
• Diamond-kiss twist bands that add subtle movement

Policies & Finance

• Lifetime manufacturing warranty plus free annual inspections
• 14-day returns; free resizing first 30 days
• 0 % finance for 12 months; insurance valuation included

Ideal For

Couples who like to handle multiple prototypes, polish the details in person, and still keep everything—from casting to setting—under one British roof.

8. Temple & Grace – Handcrafted & Home Try-On

Temple & Grace bridges the gap between artisan jewellery and couch-comfort shopping. Every lab grown diamond wedding band is finished in their Surrey workshop, yet you can road-test replica rings at home before you commit—no hard sell, no travel.

Brand Snapshot

• Founded in Australia, now fully set up in Surrey
• Price guide: £400 – £2,700
• In-house goldsmiths craft each piece to order

What Makes Them Different

• Free “sample kit” posted to your door with up to three replica bands
• Lowest-price guarantee: if you spot the same spec cheaper, they refund the difference plus 10 %

Must-Try Lab-Grown Styles

• Comfort-fit diamond bands with brushed finish
• Petite French-pavé full eternities
• Knife-edge men’s rings with scattered diamonds

Policies & Sweeteners

• 100-day returns, lifetime warranty and complimentary engraving
• Free express shipping worldwide; resizing free for life

Best For

Couples who want a pressure-free home try-on and artisan quality without boutique mark-ups.

9. Chisholm Hunter – Heritage Jeweller with Modern Ethics

Trading since 1857, Chisholm Hunter couples Victorian-era know-how with 21st-century ethics. Walk into any of its plush boutiques—from Glasgow’s flagship to the Trafford Centre—and you’ll find lab grown diamond wedding bands displayed beside their mined counterparts, all with full certification and plain-English pricing.

Brand Snapshot

• Nationwide network of luxury boutiques plus online shop
• Offers both mined and lab diamonds, each independently certified
• Price guide: £650 – £3,500

Key Differentiators

• In-house gemmologists give impartial, side-by-side comparisons
• Free valuation documents for insurance
• Heritage styling options updated with recycled metals

Top Lab-Grown Band Choices

• Bar-set half-eternity rings in 18 ct yellow gold
• Channel-set princess-cut diamond bands
• Subtle diamond-groove men’s flat court bands

Policies & After-Sales

• Free lifetime cleaning and annual inspections
• 30-day refund or exchange; 0 % finance up to 48 months

Ideal For

Couples who want a respected heritage name, boutique service and modern sustainability credentials in one neat package.

10. Warren James – High-Street Value Leader

Warren James keeps things simple: fair prices, plenty of stock, and friendly staff who let you handle the rings rather than hard-sell them. With more than 200 branches on busy UK high streets, couples can compare styles in person and walk out with a lab-grown diamond wedding band the very same day—often for less than the cost of a weekend away.

Brand Snapshot

• 200+ brick-and-mortar stores plus online shop
• Mostly 9 ct gold, some 18 ct options
• Price guide: £200 – £1,000

Stand-Out Features

• Regular promotions slashing up to 50 % off RRP
• Wide size range in stock for immediate purchase

Wedding Band Highlights

• Slim claw-set half-eternity rings perfect for stacking
• Single-row diamond men’s bands in polished or matte finishes
• Matching His & Hers sets that keep both bands under £1,000

Policies & Practicalities

• Free UK standard delivery over £49; click-and-collect available
• 30-day returns and one-year limited warranty

Best For

Budget-conscious couples who want to try rings locally and take them home the same day without sacrificing certified sparkle.

11. ROX – Glamorous In-Store Experience & Champagne Bar

If shopping for a lab grown diamond wedding band feels like cause for celebration, ROX turns the vibe up to eleven. Their boutiques double as champagne bars, so you can toast each design tweak while a consultant walks you through stone grades and metal choices in plush surroundings.

Brand Snapshot

• Luxury jeweller with boutiques in Glasgow, Edinburgh, Newcastle, Leeds and Liverpool
• Focus on higher-grade IGI-certified lab diamonds
• Price guide: £750 – £4,000

What Makes ROX Sparkle

• “Diamonds & Thrills” appointment includes complimentary Moët and a private viewing tray
• In-house gemmologists on hand for side-by-side comparisons
• Same-day ring sizing on selected stock pieces

Featured Bands

• Grain-set pavé eternity rings for maximum scintillation
• Bold men’s diamond-accented bands in 950 platinum
• Double-row lab-diamond statement rings for fashion-forward couples

Policies & Perks

• Free next-day insured UK delivery; 14-day returns
• 0 % finance plans up to 48 months; lifetime cleaning at any ROX bar
• Complimentary insurance valuation certificate with every purchase

Ideal For

Couples who want premium-grade lab diamonds served with fizz and five-star boutique service.

12. Queensmith – Award-Winning Hatton Garden Workshop

Tucked behind the bustle of Hatton Garden, Queensmith runs a fully equipped workshop that has scooped multiple UK Jewellery Awards for its obsessive attention to detail. Every lab grown diamond wedding band is produced to order, so you approve each tweak before molten metal hits the mould.

Brand Snapshot

• London workshop and showroom; zero outsourcing
• Entirely made-to-order using recycled platinum or 18 ct gold
• Price guide: £800 – £3,800+

Key Strengths

• High-resolution CAD renders and 360° videos emailed for sign-off
• Dedicated design consultant from first sketch to post-wedding polish
• Lifetime manufacturing warranty plus complimentary annual “MOT” check

Lab-Grown Band Options

• Ultra-low-profile micro-pavé full eternities that sit flush with slim engagement rings
• Classic flat-court men’s bands featuring a discreet diamond line
• Precision curved bands mapped to the millimetre of Queensmith solitaires

Policies & Support

• 30-day free resizing, 40-day returns, 0 % finance up to 24 months
• Carbon-neutral workshop; IGI/GIA certificates for every stone over 0.30 ct

Ideal For

Detail-oriented couples who want to review every render, receive lifetime support and wear a band engineered in London down to the last micron.

13. Taylor & Hart – Personal Design Consultants & Signature Red Ruby

If you fancy white-glove guidance without leaving your sofa, Taylor & Hart delivers. A named design consultant chats via video, phone or live-chat from first sketch to final sparkle, and every finished piece carries the brand’s discreet red ruby tucked inside the shank—a romantic Easter egg only you two know about.

Brand Snapshot

• London-based, global online service with optional Soho studio visits
• Fully bespoke or tweaked-template rings, cast in recycled 18 ct gold or platinum
• Price guide: £650 – £3,600

Unique Selling Points

• One-to-one consultant plus real-time CAD edits
• Free insured worldwide shipping and returns
• Hidden ruby hallmark symbolising love and good fortune

Top Lab-Grown Wedding Bands

• Ultra-slim French-pavé eternity bands that sit flush with low-set solitaires
• Comfort-fit men’s bands featuring an off-centre diamond inlay
• Sculpted “wave” rings that lock together when worn as a pair

Policies & Extras

• Lifetime warranty and annual polishing
• Free resizing for 90 days; 0 % finance over 12 months

Best For

Couples who want a storytelling detail and concierge-level input while designing their lab grown diamond wedding band.

14. Purely Diamonds – Family-Run Manufacturer with Factory-Direct Prices

Purely Diamonds keeps its benches and sales desks under one Farringdon roof, so the ring you choose is cast and set metres away from where you try it on—no middle-men, no mark-ups.

Brand Snapshot

• Family workshop & showroom in Farringdon, London; established 1979
• Factory-direct online pricing with optional in-person appointments
• Price guide: £450–£2,500 across 9 ct, 18 ct and platinum

Key Differentiators

• Direct manufacturer model trims typical retail margins by around 30 %
• £5 dummy-ring try-on kit mailed to you, fee refunded when you order

Recommended Lab-Grown Bands

• Grain-set half-eternity styles from just 1.5 mm wide
• 4 mm men’s flat-court band with brushed finish and flush diamond accent

Policies & Aftercare

• Lifetime manufacturing warranty and free resizing in the first year
• 30-day returns, insured UK delivery and 0 % V12 finance options

Ideal For

Perfect for couples chasing workshop prices without compromising on London-made craftsmanship.

15. Ethica Diamonds – Cornwall-Based Carbon-Neutral Jeweller

Tucked away in scenic Truro, Ethica Diamonds proves you can pair seaside serenity with cutting-edge gem tech. The family-run studio sells both IGI-certified lab diamonds and its trademark Ethica Diamond, a silicon carbide core coated in lab diamond for extra durability—all made under a rigorously measured net-zero carbon policy.

Brand Snapshot

• Cornwall workshop and showroom; nationwide virtual consultations via Zoom
• Price guide: £550 – £2,800 across recycled 18 ct gold and platinum

What Sets Them Apart

• Officially carbon-neutral operations audited annually
• “Plant one tree per purchase” initiative
• 3D renders emailed after your design call for instant feedback

Stand-Out Wedding Bands

• Delicate vine-inspired pavé rings that wrap the finger like foliage
• Kite-set diamond stackers ideal for mixed-metal layering
• Men’s flat-court bands with flush black lab diamonds for contrast

Policies & Ethical Credentials

• Lifetime manufacturing warranty and complimentary first-six-month resize
• 60-day returns—double the industry norm
• Free insured UK delivery in plastic-free packaging

Best For

Eco-minded couples who want hard data on carbon footprint alongside distinctive, nature-inspired designs.

Ready to Say ‘I Do’ to Lab-Grown Sparkle?

Ethical brilliance, keener prices and endless design freedom—lab-grown diamond wedding bands tick every box for modern couples. The 15 jewellers above prove you can secure certified stones, recycled metals and solid aftercare without hunting overseas or busting the budget.

Next step? Shortlist two or three retailers whose price bands, design ethos and service perks chime with your priorities. Order a home try-on kit or book a virtual consultation to compare fit, profile and sparkle under your own lighting. Take note of lead times (most run 2–6 weeks) so your rings arrive well before the big day, and keep sizing fingers until late afternoon when hands are at their largest.

If a fully bespoke, UK-made ring with lifetime support sounds ideal, kick things off with a free, no-obligation design appointment at A Star Diamonds. A quick chat with their Hatton Garden team could be the easiest “yes” you say before the ceremony.