Choosing where to design your custom engagement ring in Hatton Garden feels overwhelming. You’re entering the UK’s diamond district with dozens of jewellers all claiming expertise in bespoke design. Some push high-pressure sales tactics. Others lack the craftsmanship they advertise online. Finding a jeweller who combines genuine design expertise with ethical sourcing and transparent pricing takes time you probably don’t have. You need to know who actually delivers quality custom work, who offers fair pricing, and who will guide you through each step without the sales pressure.

This guide breaks down eight Hatton Garden jewellers who genuinely specialise in custom engagement rings. For each jeweller, you’ll see their signature design style, how their consultation process works, what diamond and metal options they offer, their aftercare policies, and their typical pricing approach. Each entry also includes who that jeweller suits best based on budget, style preferences, and service expectations. This lets you quickly identify the right matches and skip the ones that don’t fit what you’re looking for.

1. A Star Diamonds

Overview and signature style

A Star Diamonds operates as a family-run jeweller in Hatton Garden, bringing together goldsmiths, designers, and gemologists under one roof. Your consultation focuses on translating your vision into a physical design rather than choosing from predetermined templates. The team specializes in capturing personal love stories through bespoke pieces, which means each ring reflects individual preferences instead of following house styles. Their signature approach combines traditional craftsmanship with modern design techniques, all completed in their Hatton Garden workshop.

Custom design and consultation process

You start with a free consultation where you discuss design ideas, stone preferences, and budget parameters. The team creates hand-drawn sketches or digital renderings based on your specifications before moving to production. Every ring goes through multiple approval stages, allowing you to request adjustments at each phase. Your goldsmith works directly on your piece in their UK workshop, which cuts out third-party manufacturers and keeps the entire process transparent.

Diamond, metal and ethical options

A Star Diamonds offers both natural diamonds and lab-grown diamonds across all quality grades. Natural stones come from ethically sourced suppliers, while lab-grown options are 100% conflict-free. You select from platinum, white gold, yellow gold, and rose gold in various karats. The team guides you through the 4Cs (cut, colour, clarity, carat) during your consultation to match stones to your priorities and budget.

"Each piece captures the client’s unique love story through personalized craftsmanship and ethical sourcing."

Aftercare, resizing and guarantees

Your ring comes with lifetime benefits including free resizing, polishing, and professional cleaning. A Star Diamonds also provides complimentary engraving for all custom engagement rings hatton garden pieces. The lifetime guarantee covers manufacturing defects and structural issues, though normal wear isn’t included.

Who this jeweller is best for

This jeweller suits you if you want hands-on involvement in the design process and value UK craftsmanship. You’ll benefit most if you’re looking for ethical sourcing options or need extensive guidance as a first-time buyer. The family-run approach works well if you prefer building a relationship with your jeweller.

Budget range and pricing approach

Budget ranges typically start around £2,000 and scale based on your stone selection and metal choice. A Star Diamonds uses transparent pricing with detailed breakdowns of stone costs, metal weights, and labor. Payment plans are available to spread costs across several months.

2. Hatton Garden Diamond Jewellers

Overview and signature style

Hatton Garden Diamond Jewellers has operated since 1982, establishing themselves as one of the district’s longest-standing specialists in bespoke engagement rings. Your design experience centers on traditional craftsmanship combined with contemporary diamond-setting techniques. The team focuses on classic designs with modern refinements rather than trend-driven styles, which means your ring maintains timeless appeal while incorporating current preferences for stone shapes and band profiles.

Custom design and consultation process

You book a consultation where designers discuss your requirements and create initial sketches within 48 hours. The process includes selecting your diamond first, then building the setting around its specifications. Your designer provides computer-aided designs for approval before production begins. Each custom engagement rings hatton garden piece moves through their workshop with regular update calls to confirm progress and address any modifications you request.

Diamond, metal and ethical options

The jeweller stocks certified diamonds across all quality grades with full GIA or IGI documentation. You choose from platinum, 18k white gold, yellow gold, or rose gold for your setting. Diamond sourcing follows Kimberley Process standards with verified supply chains. Lab-grown diamonds are available upon request with transparent disclosure of origin.

"Four decades of experience translates into refined craftsmanship and reliable service throughout your ring creation."

Aftercare, resizing and guarantees

Your purchase includes free resizing within the first year and complimentary cleaning services for life. The jeweller provides a structural guarantee covering manufacturing defects but excludes damage from wear or improper handling.

Who this jeweller is best for

This jeweller suits you if you value established reputation and prefer traditional design approaches. You’ll benefit most if you want certified stones with complete documentation or need confidence from decades of proven service history.

Budget range and pricing approach

Pricing starts around £1,800 for simple solitaire settings and increases based on diamond specifications. Transparent quotes break down stone costs separately from metalwork charges.

3. Harper Tait

Overview and signature style

Harper Tait specialises in contemporary designs that balance modern aesthetics with practical wearability. Your custom ring reflects clean lines and refined proportions rather than ornate detailing. The jeweller focuses on highlighting the diamond through understated metalwork, which means your stone becomes the focal point without competing design elements. Their signature approach emphasises architectural precision in settings while maintaining comfort for daily wear.

Custom design and consultation process

You begin with a private appointment where designers review your preferences and create initial concepts within one week. The team uses 3D modelling software to show realistic previews before crafting begins. Your input shapes each design iteration, with unlimited revisions included until you approve the final version. Production takes place after all specifications receive your confirmation.

Diamond, metal and ethical options

Harper Tait sources certified diamonds with full grading reports from recognised laboratories. You select from platinum, 18k white gold, yellow gold, rose gold, or mixed metal combinations. The jeweller offers ethically sourced stones through verified suppliers and includes lab-grown diamonds in their selection process when you request alternatives to mined stones.

"Modern design principles meet precise craftsmanship in every custom engagement rings hatton garden piece created by Harper Tait."

Aftercare, resizing and guarantees

Your ring includes complimentary resizing within twelve months and annual professional cleaning. The structural warranty covers manufacturing defects for the ring’s lifetime but excludes normal wear patterns or accidental damage.

Who this jeweller is best for

This jeweller suits you if you prefer minimalist aesthetics and value contemporary design language. You’ll benefit most if you want detailed digital previews before production or need a balance between modern style and lasting quality.

Budget range and pricing approach

Pricing begins around £2,200 for streamlined solitaire designs and adjusts based on your diamond selection. Transparent quotations separate design fees from material costs.

4. Queensmith

Overview and signature style

Queensmith operates a dedicated workshop in Hatton Garden where craftsmen create each engagement ring from scratch based on your specifications. Your ring reflects made-to-order craftsmanship rather than modifications to existing designs. The jeweller specializes in both classic solitaire styles and contemporary diamond settings, giving you flexibility across traditional and modern aesthetics. Their approach emphasizes precision metalwork and stone-setting techniques that ensure structural integrity alongside visual appeal.

Custom design and consultation process

You start with an in-person consultation where designers explore your preferences and create initial design concepts within days. Queensmith provides detailed renders showing how your ring will look from multiple angles before production begins. Your designer remains your single point of contact throughout the creation process, handling all communications about modifications or progress updates. The team produces your custom engagement rings hatton garden piece entirely in their workshop without outsourcing any manufacturing steps.

Diamond, metal and ethical options

The jeweller stocks certified diamonds with complete laboratory documentation across all quality grades. You choose from platinum, 18k white gold, yellow gold, rose gold, or palladium for your setting. Diamond sourcing follows strict ethical standards with verified supply chains, and lab-grown options are available when you prefer alternatives to mined stones.

"Every ring receives individual attention from concept through completion in Queensmith’s Hatton Garden workshop."

Aftercare, resizing and guarantees

Your purchase includes complimentary resizing within the first year and professional cleaning services for the ring’s lifetime. The structural warranty covers manufacturing defects but excludes damage from normal wear or accidents.

Who this jeweller is best for

This jeweller suits you if you want complete customization and value having one dedicated designer managing your project. You’ll benefit most if you prefer seeing detailed digital previews or need confidence from workshop-based production.

Budget range and pricing approach

Pricing starts around £2,500 for straightforward designs and increases based on your diamond selection and setting complexity. Transparent quotes separate stone costs from design and manufacturing fees.

5. Simon Lewis Jewellery

Overview and signature style

Simon Lewis Jewellery creates fully bespoke pieces where your design starts from a blank canvas rather than modifying existing templates. Your ring reflects individual artistic expression through custom metalwork and unique stone arrangements. The jeweller specializes in translating abstract ideas into wearable designs, which means you receive guidance on transforming concepts into practical ring structures. Their approach combines technical expertise with creative problem-solving to achieve designs other jewellers might dismiss as unfeasible.

Custom design and consultation process

You begin with a consultation where designers sketch rough concepts based on your description and preferences. Simon Lewis provides hand-drawn illustrations before moving to digital renders, giving you a complete view of how your custom engagement rings hatton garden piece will develop. Your feedback shapes each iteration until the design matches your vision exactly.

Diamond, metal and ethical options

The jeweller sources certified diamonds across all grades with complete documentation. You select from platinum, white gold, yellow gold, rose gold, or mixed metals for your setting. Ethical sourcing practices guide all diamond acquisitions.

"Creative design solutions meet technical precision in every custom piece from Simon Lewis Jewellery."

Aftercare, resizing and guarantees

Your ring includes complimentary resizing within twelve months and professional cleaning services. The warranty covers manufacturing defects throughout the ring’s lifetime.

Who this jeweller is best for

This jeweller suits you if you want unconventional designs and value artistic interpretation of your ideas. You’ll benefit most if you need creative solutions for unique specifications.

Budget range and pricing approach

Pricing starts around £2,000 and adjusts based on your design complexity and stone selection.

6. The Diamond Ring Company

Overview and signature style

The Diamond Ring Company creates hand-crafted engagement rings that blend traditional goldsmith techniques with contemporary design preferences. Your ring emerges from exquisite craftsmanship focused on both structural integrity and visual refinement. The jeweller specializes in producing rings that showcase diamonds through carefully proportioned settings rather than excessive detailing. Their approach emphasizes quality metalwork that enhances each stone’s brilliance while maintaining comfort for daily wear.

Custom design and consultation process

You begin with a consultation where designers explore your vision and create initial sketches within several days. The team works through design refinements with you until every detail matches your specifications. Your custom engagement rings hatton garden piece moves through production with regular progress updates. The jeweller keeps you informed at each manufacturing stage without requiring multiple in-person visits.

Diamond, metal and ethical options

The Diamond Ring Company sources certified diamonds with complete laboratory documentation across all quality grades. You select from platinum, 18k white gold, yellow gold, or rose gold for your setting. Diamond acquisition follows verified ethical standards through established supply chains.

"Hand-crafted quality meets flexible payment options for couples planning their engagement."

Aftercare, resizing and guarantees

Your purchase includes complimentary resizing services and professional cleaning throughout the ring’s lifetime. The structural warranty covers manufacturing defects but excludes normal wear patterns.

Who this jeweller is best for

This jeweller suits you if you need interest-free payment instalments to manage costs over time. You’ll benefit most if you value hand-crafted quality with flexible financing options.

Budget range and pricing approach

Pricing starts around £1,500 and adjusts based on your diamond selection. Monthly payment plans spread costs across instalments without interest charges.

7. Flawless Fine Jewelry

Overview and signature style

Flawless Fine Jewelry operates in Hatton Garden’s diamond district with over 1,600 five-star reviews demonstrating consistent customer satisfaction. Your ring emerges from their bespoke design service that prioritizes both aesthetic appeal and structural quality. The jeweller specializes in creating engagement rings that balance timeless elegance with personal touches, which means your piece reflects individual preferences without following fleeting trends. Their approach focuses on translating your vision into wearable designs through careful attention to proportions and stone placement.

Custom design and consultation process

You start with a consultation where designers discuss your requirements and create initial concepts within days. Flawless Fine Jewelry guides you through stone selection before designing the setting around your chosen diamond. Your custom engagement rings hatton garden piece develops through multiple approval stages where you review progress and request adjustments.

Diamond, metal and ethical options

The jeweller provides certified diamonds with complete laboratory documentation across all quality grades. You choose from platinum, white gold, yellow gold, or rose gold for your setting. Ethical sourcing practices guide all diamond acquisitions through verified supply chains.

"Over 1,600 five-star reviews reflect consistent quality and customer satisfaction across Flawless Fine Jewelry’s bespoke service."

Aftercare, resizing and guarantees

Your ring includes complimentary resizing and professional cleaning services. The warranty covers manufacturing defects throughout the ring’s lifetime.

Who this jeweller is best for

This jeweller suits you if you value proven customer satisfaction through extensive positive reviews. You’ll benefit most if you need confidence from established reputation.

Budget range and pricing approach

Pricing varies based on your specifications with transparent quotes separating stone costs from design fees.

8. Mouza Hatton Garden

Overview and signature style

Mouza positions itself among Hatton Garden’s leading jewellers through its dedication to bespoke diamond engagement rings and wedding bands. Your ring reflects meticulous craftsmanship where traditional goldsmith techniques meet contemporary design sensibilities. The jeweller focuses on creating pieces that showcase diamonds through refined metalwork rather than elaborate ornamentation. Their signature approach emphasizes clean aesthetics with careful attention to structural integrity and wearability.

Custom design and consultation process

You begin with a consultation where designers translate your vision into detailed sketches and digital renders. Mouza guides you through stone selection before building the setting around your chosen diamond. Your custom engagement rings hatton garden piece develops through their workshop with regular updates about progress. The team maintains direct communication throughout production without requiring multiple in-person appointments.

Diamond, metal and ethical options

The jeweller provides certified diamonds with complete laboratory documentation across all quality grades. You select from platinum, white gold, yellow gold, or rose gold for your setting. Ethical sourcing standards guide diamond acquisitions through verified supply chains.

"Mouza combines dedicated craftsmanship with transparent communication throughout your bespoke ring creation."

Aftercare, resizing and guarantees

Your ring includes complimentary resizing services and professional cleaning throughout its lifetime. The warranty covers manufacturing defects but excludes normal wear patterns.

Who this jeweller is best for

This jeweller suits you if you want refined craftsmanship without excessive design embellishment. You’ll benefit most if you prefer straightforward communication and value clean aesthetics.

Budget range and pricing approach

Pricing adjusts based on your specifications with transparent quotes separating stone costs from design fees.

Next steps

You now have detailed information about eight jewellers who specialise in custom engagement rings hatton garden offers. Each one brings different strengths to your ring creation, from A Star Diamonds’ family-run approach and lifetime benefits to Queensmith’s workshop-based craftsmanship. Your next step involves shortlisting two or three jewellers that match your budget, style preferences, and service expectations. Book consultations with your shortlist to compare how each designer interprets your vision and handles your questions.

Visit A Star Diamonds to begin your bespoke design process with a team that has guided countless couples through creating their perfect engagement ring. Their goldsmiths, designers, and gemologists work directly with you throughout the entire creation, delivering UK-made craftsmanship with ethical sourcing and comprehensive lifetime aftercare. Your engagement ring receives the attention and expertise that comes from a dedicated family business in Hatton Garden.