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Bespoke Engagement Rings and Unique Fine Jewellery

Crafted For The One

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The One Diamond Atelier

We Create the Finest Bespoke Engagement Rings and Exquisite Fine Jewellery. Expertly Handcrafted, Using Ethically Sourced, Hand-Selected Natural and Lab-Grown Diamonds, Making Luxury Attainable and Personal.

Our brand is built on authenticity, connection, and expertise, delivering pieces designed to be worn, lived in, and passed down. We create jewellery that celebrates individuality, redefining the classics while upholding the highest standards of quality, offering luxury that is attainable and personal.

BESPOKE DESIGNS

Engagement Rings

Marquise Solitaire Engagement Ring Yellow GoldMarquise Solitaire Engagement Ring Yellow Gold
Marquise Solitaire Engagement Ring Sale priceFrom R 16,999.00
Radiant Cut Diamond on a Pavé Band with a Hidden Halo Yellow GoldRadiant Cut Diamond on a Pavé Band with a Hidden Halo video
Radiant Cut Diamond on a Pavé Band with a Hidden Halo Sale priceFrom R 27,599.00
Two-Tone Oval Solitaire Engagement Ring
Two-Tone Oval Solitaire Engagement Ring Sale priceFrom R 16,999.00
Radiant Cut Diamond 4-Claw Engagement Ring Yellow GoldRadiant Cut Diamond 4-Claw Engagement Ring Yellow Gold
Radiant Cut Diamond 4-Claw Engagement Ring Sale priceFrom R 16,999.00
East-West Set Elongated Cushion Cut Diamond Engagement Ring Yellow GoldEast-West Set Elongated Cushion Cut Diamond Engagement Ring Yellow Gold
East-West Set Elongated Cushion Cut Diamond Engagement Ring Sale priceFrom R 16,999.00
Oval & Pear Toi Et MoiOval & Pear Toi Et Moi
Oval & Pear Toi Et Moi Sale priceFrom R 33,999.00
Oval on a Diamond Double Band Yellow GoldOval on a Diamond Double Band
Oval on a Diamond Double Band Sale priceFrom R 36,999.00
East-West Bezel Set Marquise Engagement Ring Yellow GoldEast-West Bezel Set Marquise Engagement Ring Yellow Gold
East-West Bezel Set Marquise Engagement Ring Sale priceFrom R 16,999.00
Oval Diamond on a Pavé Band With a Hidden Halo Yellow GoldOval Diamond on a Pavé Band With a Hidden Halo Video
Oval Diamond on a Pavé Band With a Hidden Halo Sale priceFrom R 37,259.00
Petal Set Emerald Solitaire Engagement Ring Yellow GoldPetal Set Emerald Solitaire Engagement Ring video
Petal Set Emerald Solitaire Engagement Ring Sale priceFrom R 16,999.00
Cushion-Cut Diamond Engagement Ring Yellow GoldCushion-Cut Diamond Engagement Ring Yellow Gold
Cushion-Cut Diamond Engagement Ring Sale priceFrom R 16,999.00
Emerald Pavé Diamond Engagement Ring Yellow GoldEmerald Pavé Diamond Engagement Ring Yellow Gold
Emerald Pavé Diamond Engagement Ring Sale priceFrom R 29,219.00
Round Petal Solitaire Engagement Ring Yellow GoldThe One Classic Round Diamond Solitaire Engagement Ring White Gold
Round Petal Solitaire Engagement Ring Sale priceFrom R 25,299.00
Round Diamond with Tapered Accent Stone Band Yellow GoldThe One Classic Round Diamond Tapered Engagement Ring Yellow Gold
Round Diamond with Tapered Accent Stone Band Sale priceFrom R 18,629.00
Round Double Claw Solitaire Yellow GoldRound Double Claw Solitaire Yellow Gold
Round Double Claw Solitaire Sale priceFrom R 28,750.00
Oval Marquise with Marquise Accents Engagement Ring Yellow GoldOval Marquise with Marquise Accents Engagement Ring Yellow Gold
Oval Marquise with Marquise Accents Engagement Ring Sale priceFrom R 22,999.00
Petal-Set, Round 6-Claw Solitaire Engagement Ring Yellow GoldPetal-Set, Round 6-Claw Solitaire Engagement Ring Yellow Gold
Petal-Set, Round 6-Claw Solitaire Engagement Ring Sale priceFrom R 29,900.00
Round Multi-Stone Diamond Engagement Ring Yellow Gold
Round Multi-Stone Diamond Engagement Ring Sale priceFrom R 29,900.00
Marquise Solitaire 6-Claw Engagement Ring Yellow GoldMarquise Solitaire 6-Claw Engagement Ring Yellow Gold
Marquise Solitaire 6-Claw Engagement Ring Sale priceFrom R 28,999.00
Oval Diamond Halo Set White GoldOval Diamond Halo Set White Gold
Oval Diamond Halo Set Sale priceFrom R 38,999.00
Emerald and Round Toi et Moi Diamond Ring Yellow Gold
Emerald and Round Toi et Moi Diamond Ring Sale priceFrom R 27,999.00
Round Solitaire set on a Twist Band Yellow GoldThe One Illimite Round Solitaire Diamond Engagement Ring Yellow Gold
Round Solitaire set on a Twist Band Sale priceFrom R 25,999.00
Diamond Emerald Bezel Solitaire on a Cigar Band Yellow Gold The One Illimite Emerald Bezel Diamond Engagement Ring Yellow Gold Side
Diamond Emerald Bezel Solitaire on a Cigar Band Sale priceFrom R 31,999.00
East-West Set Emerald Solitaire Diamond Ring and Cigar Band Set East-West Set Emerald Solitaire Diamond Ring and Cigar Band Set
East-West Set Emerald Solitaire Diamond Ring and Cigar Band Set Sale priceFrom R 28,999.00
Oval Engagement Ring with Round & Marquise Accents Yellow GoldThe One Oval Diamond with Round & Marquise Accents
Oval Engagement Ring with Round & Marquise Accents Sale priceFrom R 39,999.00
Classic Round & Baguette Trilogy Yellow GoldThe One Round & Baguette Diamond Trilogy Engagement Ring
Classic Round & Baguette Trilogy Sale priceFrom R 29,999.00
Emerald, Baguette & Round Diamond Engagement Ring Yellow GoldEmerald, Baguette & Round Diamond Engagement Ring Yellow Gold
Emerald, Baguette & Round Diamond Engagement Ring Sale priceFrom R 21,999.00
Emerald Engagement Ring with Marquise Accents Yellow Gold
Emerald Engagement Ring with Marquise Accents Sale priceFrom R 23,999.00
Pear Halo, 3/4 Pavé Band Yellow Gold
Pear Halo, 3/4 Pavé Band Sale priceFrom R 36,910.00
Emerald Halo Diamond Engagement Ring Yellow GoldEmerald Halo Diamond Engagement Ring Yellow Gold
Emerald Halo Diamond Engagement Ring Sale priceFrom R 31,620.00
Oval Halo Engagement Ring Yellow GoldOval Halo Engagement Ring Yellow Gold
Oval Halo Engagement Ring Sale priceFrom R 35,070.00
Round Halo Diamond Engagement Ring Yellow Gold
Round Halo Diamond Engagement Ring Sale priceFrom R 31,620.00
Round 6-Claw Channel Set Engagement Ring Yellow GoldRound 6-Claw Channel Set Engagement Ring Yellow Gold
Round 6-Claw Channel Set Engagement Ring Sale priceFrom R 21,469.00
Round, 4-Claw with Tapered Accent Stone Band Yellow Gold
Round, 4-Claw with Tapered Accent Stone Band Sale priceFrom R 21,999.00
Cushion Pavé Hidden Halo Engagement Ring Yellow GoldCushion Pavé Hidden Halo Engagement Ring Yellow Gold
Cushion Pavé Hidden Halo Engagement Ring Sale priceFrom R 23,999.00
Emerald Pavé Diamond Engagement Ring Yellow GoldEmerald Pavé Engagement Ring Yellow Gold
Emerald, Pavé Engagement Ring Sale priceFrom R 30,589.00
Oval Diamond on a Pavé Band With a Hidden Halo Yellow Gold
Oval, Pavé Engagement Ring Sale priceFrom R 30,589.00
Princess Diamond Solitaire 4-Claw Yellow GoldPrincess Diamond Solitaire 4-Claw Yellow Gold
Princess Diamond Solitaire 4-Claw (Setting Only) Sale priceR 17,999.00
Princess Pavé Diamond Engagement Ring Yellow GoldPrincess Pavé Diamond Engagement Ring Yellow Gold
Princess Pavé Diamond Engagement Ring Sale priceFrom R 27,139.00
Round Pavé Engagement RingRound Pavé Engagement Ring
Round Pavé Engagement Ring Sale priceFrom R 19,999.00
Round & Pear Trilogy Ring Yellow Gold
Round & Pear Trilogy Ring Sale priceFrom R 35,079.00
Round Trilogy Ring Yellow GoldRound Trilogy Ring Yellow Gold
Round Trilogy Ring Sale priceFrom R 39,999.00
5-Claw Pear Solitaire Engagement Ring Yellow Gold
5-Claw Pear Solitaire Engagement Ring Sale priceFrom R 20,899.00
Round Solitaire 4-Claw, Tapered Band Yellow GoldRound Solitaire 4-Claw, Tapered Band Yellow Gold
Round Solitaire 4-Claw, Tapered Band Sale priceFrom R 25,299.00
Round Petal Solitaire Engagement Ring Yellow Gold
Round Solitaire 6-Claw Engagement Ring Sale priceFrom R 18,229.00
Round Solitaire 4-Claw Engagement Ring Yellow GoldRound Solitaire 4-Claw Engagement Ring Yellow Gold
Round Solitaire 4-Claw Engagement Ring Sale priceFrom R 18,229.00
Emerald Diamond Trilogy Yellow GoldEmerald Diamond Trilogy Yellow Gold
Emerald Diamond Trilogy Sale priceFrom R 20,499.00
Classic Oval Trilogy Yellow GoldClassic Oval Trilogy Yellow Gold
Classic Oval Trilogy Sale priceFrom R 20,499.00
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ETERNAL HEIRLOOMS

Wedding Bands

Full Eternity Diamond Wedding Band Pave Yellow Gold Full Diamond Eternity Pave Wedding Band Yellow Gold
Classic Full Eternity Diamond Wedding Band Sale priceFrom R 12,999.00
Round Diamond Tapered Wedding Band Yellow GoldRound Diamond Tapered Wedding Band Yellow Gold
Round Diamond Tapered Wedding Band Sale priceFrom R 12,549.00
V-Style Diamond Band Yellow GoldV-Style Diamond Band Yellow Gold
V-Style Diamond Band Sale priceFrom R 15,999.00
Round Diamond Eternity Band Yellow GoldRound Diamond Eternity Band Yellow Gold
Round Diamond Eternity Band Sale priceFrom R 13,689.00
Round Diamond Half Eternity Band Yellow GoldRound Diamond Half Eternity Band Yellow Gold
Round Diamond Half Eternity Band Sale priceFrom R 16,319.00
Round Diamond Band Yellow Gold
Round Diamond Band Sale priceFrom R 19,999.00
Wide T-Shaped Diamond Pavé Ring Yellow GoldWide T-Shaped Diamond Pavé Ring Yellow Gold
Narrow T-Shaped Diamond Pavé Ring Sale priceFrom R 25,999.00
Classic Round Knife-Edge Diamond Band Yellow GoldClassic Round Knife-Edge Diamond Band Yellow Gold
Classic Round Knife-Edge Diamond Band Sale priceFrom R 35,999.00
The One Diamonds Classic Round Channel Wedding Band Yellow The One Diamonds Classic Round Channel Wedding Band Yellow Gold
Round Diamond Channel Set Wedding Band Sale priceFrom R 15,099.00
Round Diamond Bezel Set Ring Yellow Gold
Round Diamond Bezel Set Ring Sale priceFrom R 10,889.00
Round Diamond Geometric Wedding Band Yellow Gold
Round Diamond Geometric Wedding Band Sale priceFrom R 21,999.00
Emerald Eternity Diamond Wedding Band Yellow Gold
Emerald Eternity Diamond Wedding Band Sale priceFrom R 60,999.00
Marquise & Round Diamond Eternity Band Yellow GoldMarquise & Round Diamond Eternity Band Yellow Gold
Marquise & Round Diamond Eternity Band Sale priceFrom R 25,999.00
Baguette Diamond Band Yellow Gold
Baguette Diamond Band Sale priceFrom R 32,999.00
Diamond Band Yellow Gold
Diamond Band Sale priceFrom R 35,499.00
Wide T-Shaped Diamond Pavé RingWide T-Shaped Diamond Pavé Ring
Wide T-Shaped Diamond Pavé Ring Sale priceFrom R 27,999.00
Cigar Wedding Band with Round Diamond Accents Yellow Gold
Cigar Wedding Band with Round Diamond Accents Sale priceFrom R 25,999.00
Twin Baguette Diamond Ring Yellow Gold The One Illimite Twin Baguette Diamond Ring Yellow Gold
Twin Baguette Band Sale priceFrom R 24,999.00
Crown Style Dress Ring Yellow GoldCrown Style Dress Ring Yellow Gold
Crown Style Dress Ring Sale priceFrom R 55,999.00
Oval Diamond Half Eternity Band Yellow GoldOval Diamond Half Eternity Band Yellow Gold
Oval Diamond Half Eternity Band Sale priceFrom R 16,319.00
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Create Your Dream Ring

Celebrate your love with a bespoke engagement ring that astounds every day. We use a combination of traditional artisan jewellery practices and cutting edge technology to bring your custom creation to life.

Our Process

EVERDAY DIAMONDS The Essential Icons

Your “Never Take-Offs” ––– the diamond jewellery you reach for every day. Crafted for comfort and longevity, designed to be worn effortlessly, these pieces embody understated, sophisticated luxury.

The Iconic Tennis Bracelet is Here to Stay

Tennis Jewellery

An Every Day, Wearable Essential

Diamond Stud Atelier

BESPOKE BRIDAL

Wedding Day Jewellery

Our bespoke bridal service helps you select refined adornments that align with your bridal vision. From elegant finishing touches to a fully curated jewellery suite, we ensure every detail is unforgettable.

Explore our made-to-order wedding day jewellery, or contact us for a personalised bridal consultation.

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Earrings

Bracelets

The One Diamonds Folded Ring Yellow Gold

Signature Rings

Necklaces

FEATURED

Most Loved

Multi Drop Earrings Yellow GoldMulti Drop Earrings Yellow Gold
Multi Drop Earrings Sale priceFrom R 33,899.00
Cushion-Cut Diamond Engagement Ring Yellow GoldCushion-Cut Diamond Engagement Ring Yellow Gold
Cushion-Cut Diamond Engagement Ring Sale priceFrom R 16,999.00
Round & Baguette Huggie Earrings Yellow GoldRound & Baguette Huggie Earrings Yellow Gold
Round & Baguette Huggie Earrings Sale priceFrom R 14,309.00
Round Diamond Drop Link Earrings Yellow GoldRound Diamond Drop Link Earrings Yellow Gold
Round Diamond Drop Link Earrings Sale priceFrom R 25,899.00
East-West Bezel Set Marquise Engagement Ring Yellow GoldEast-West Bezel Set Marquise Engagement Ring Yellow Gold
East-West Bezel Set Marquise Engagement Ring Sale priceFrom R 16,999.00
Wide T-Shaped Diamond Pavé RingWide T-Shaped Diamond Pavé Ring
Wide T-Shaped Diamond Pavé Ring Sale priceFrom R 27,999.00
Twin Baguette Diamond Ring Yellow Gold The One Illimite Twin Baguette Diamond Ring Yellow Gold
Twin Baguette Band Sale priceFrom R 24,999.00
Radiant Cut Diamond on a Pavé Band with a Hidden Halo Yellow GoldRadiant Cut Diamond on a Pavé Band with a Hidden Halo video
Radiant Cut Diamond on a Pavé Band with a Hidden Halo Sale priceFrom R 27,599.00
V-Style Pavé Earrings Yellow GoldV-Style Pavé Earrings Yellow Gold
V-Style Pavé Earrings Sale priceFrom R 7,999.00
Oval on a Diamond Double Band Yellow GoldOval on a Diamond Double Band
Oval on a Diamond Double Band Sale priceFrom R 36,999.00
Round and Pear Cut Diamond Stud and Ear Jacket Earrings Yellow GoldRound and Pear Cut Diamond Stud and Ear Jacket Earrings Yellow Gold
Round and Pear Cut Diamond Stud and Ear Jacket Earrings Sale priceFrom R 12,900.00
Classic Straight Lab-Grown Diamond Tennis Necklace Yellow GoldClassic Straight Lab-Grown Diamond Tennis Necklace Yellow Gold
10.15ct Classic Straight Lab-Grown Diamond Tennis Necklace Sale priceFrom R 99,000.00

THE ULTIMATE GUIDE

How to Choose The Perfect Engagement Ring

We break down everything you need to know, from diamond shapes and settings. Get insider tips from expert jewellers and discover the secrets to creating a ring that reflects your love story. Uncover the magic behind choosing the perfect ring.

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OUR LATEST STORIES AND INSPIRATION

Our Atelier Journal

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Flexible Payment Options Now Available with Float

Flexible Payment Options Now Available with Float

We’re excited to announce a new way to shop at The One Diamond Atelier! With Float, you can now enjoy flexible, interest-free payment plans of up to 24 months, making it easier than ever to own the...

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Beyond the Ring: The Art of Bridal Jewellery

Beyond the Ring: The Art of Bridal Jewellery

The Bespoke Bridal Jewellery Experience: Completing Your Dream Wedding Look. Your wedding day is a masterpiece—every detail thoughtfully chosen to reflect your love story, style, and vision. At T...

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Gerdus & Cecile’s Bespoke Engagement Ring Experience

Gerdus & Cecile’s Bespoke Engagement Ring Experience

When our client Gerdus set out to create the perfect engagement ring for Cecile, he envisioned something truly special, an elegant, timeless piece that reflected their love story. From hand-selecti...

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Never Miss a Moment

Worldwide Delivery

Secure Global Delivery. Insurance Available

GIA-Certified Diamond

Only the Best Diamonds, Sourced Ethically and Responsibly

Affordable Pricing

Up to 40% Less Than Retail Jewellery Stores

People & Planet

Ethical. Sustainable. Responsible. Transparent. Thoughtful.

GIA Certified Natural Diamonds

IGI Certified Lab-Grown Diamonds

GRA Certified Moissanite Gemstones