The One Diamond Atelier

Your love story, our expertise

Bespoke Engagement Rings

A sustainable luxury fine jewellery brand specializing in bespoke, custom-made engagement rings and fine jewellery. With unrivaled expertise, our team ensures each of our made-to-order designs and custom creations meets the highest standards of excellence.

Engagement Rings

Full Eternity Diamond Wedding Band Pave Yellow Gold

Wedding Bands

SHOP BY SHAPE

Discover OUR MADE TO ORDER

ENGAGEMENT RINGS

Radiant Cut Hidden Halo on a Diamond Pavé Band

From R 21,999.00

Oval Solitaire with Double Tipped Claws and Pavé Band

From R 19,999.00

Oval & Pear Toi Et Moi

From R 21,999.00

Double Band Oval Solitaire

From R 21,999.00

Emerald Solitaire with Double Band

From R 32,999.00

Pear Solitaire with Curved V-Band

R 0.00

Oval Solitaire with Accent Stones

From R 21,999.00

Oval Solitaire with Hidden Halo and Pavé

R 0.00

Cushion Halo with Pavé

R 0.00

The One Toi Et Moi Diamond Engagement Ring Yellow Gold Front

Emerald and Round Toi et Moi Diamond Ring

From R 20,999.00

East- West Set Emerald Solitaire Diamond Ring and Cigar Band Set

From R 25,999.00

The One Illimite Pear Bridal Diamond Engagement Set Yellow Gold Front

The One Illimite Pear Bridal Diamond Engagement Set Yellow Gold Angled

Pear Solitaire Diamond Ring Set

From R 29,999.00

Radiant Bridal Engagement Ring Yellow Gold

Emerald & Baguette Ring Set

From R 36,999.00

Petal Set Emerald Solitaire Engagement Ring

From R 16,999.00

The One Oval Diamond with Round & Marquise Accents

Oval Engagement Ring with Round & Marquise Accents

From R 19,999.00

Classic Round & Baguette Trilogy

From R 17,999.00

Classic Round Trilogy

From R 20,999.00

Round Diamond with Tapered Accent Stone Band

From R 20,999.00

Emerald Pavé Diamond Engagement Ring

From R 21,999.00

Round Petal Solitaire Engagement Ring

From R 14,999.00

Round Twist Diamond Engagement Ring Yellow Gold Front View

The One Illimite Round Solitaire Diamond Engagement Ring Yellow Gold

Round Solitaire set on a Twist Band

From R 24,999.00

The One Illimite Emerald Bezel Diamond Engagement Ring Yellow Gold Front

The One Illimite Emerald Bezel Diamond Engagement Ring Yellow Gold Side

Diamond Emerald Bezel Solitaire on a Cigar Band

From R 31,999.00

Twin Baguette Diamond Ring Yellow Gold Front View

The One Illimite Twin Baguette Diamond Ring Yellow Gold

Twin Baguette Band

From R 24,999.00

The One Delicat Baguette Diamond Ring Yellow Gold Front

The One Delicat Baguette Diamond Ring Yellow Gold Angled

Baguette Diamond Ring with Round Diamond Accents

From R 19,999.00

The One Oval Diamond Bridal Set White Gold Front

The One Oval Diamond Bridal Set White Gold Angled

Oval Diamond Halo Bridal Set

From R 38,999.00

Round Multi-Stone Diamond Engagement Ring

From R 23,999.00

Round Double Claw Solitaire

From R 23,999.00

Emerald, Baguette & Round Diamond Engagement Ring

From R 21,999.00

Emerald Engagement Ring with Marquise Accents

From R 23,999.00

Petal-Set, Round 6-Claw Solitaire Engagement Ring

From R 21,999.00

Emerald Petal Solitaire Diamond Engagement Ring

From R 21,999.00

Oval Marquise with Marquise Accents Engagement Ring

From R 22,999.00

Pear Halo, 3/4 Pavé Band

From R 25,999.00

Emerald Halo Diamond Engagement Ring

From R 23,999.00

Oval Halo Engagement Ring

From R 24,999.00

Round Halo Diamond Engagement Ring

From R 23,999.00

Round 6-Claw Channel Set Engagement Ring

From R 19,999.00

Round, 4-Claw with Tapered Accent Stone Band

From R 21,999.00

Cushion Pavé Hidden Halo Engagement Ring

From R 23,999.00

Emerald, Pavé Engagement Ring

From R 22,999.00

Oval, Pavé Engagement Ring

From R 22,999.00

Princess Pavé Diamond Engagement Ring

From R 21,999.00

Round Pavé Engagement Ring

From R 19,999.00

Round & Pear Trilogy Ring

From R 21,999.00

Round & Baguette Trilogy Diamond Engagement Ring

From R 20,999.00

Round Trilogy Ring

From R 21,999.00

5-Claw Pear Solitaire Engagement Ring

From R 19,999.00

Round Solitaire 4-Claw, Tapered Band

From R 19,999.00

Round Solitaire 6-Claw Engagement Ring

From R 17,999.00

Round Solitaire 4-Claw Engagement Ring

From R 16,999.00

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Jewellery Made for you

Create a Custom Design

We use a combination of traditional artisan jewellery practices and cutting edge technology to bring your custom creation to life.

Start Here

made to Pair perfectly

Bridal Sets

Emerald & Baguette Ring Set

From R 36,999.00

East- West Set Emerald Solitaire Diamond Ring and Cigar Band Set

From R 25,999.00

Pear Solitaire Diamond Ring Set

From R 29,999.00

Drops and Hoops

Still and Sparkling

Pendants and Chains

An essential Icon

Tennis Jewellery

The always-trending, iconic Tennis Bracelet and Tennis Necklace are here to stay. Our Molds are made in Italy, and the Diamonds, sourced ethically, are set by us.

Discover our collection

Essential Everyday Diamonds

Diamond Stud atelier

Our signature diamond stud earrings are the perfect blend of luxury and versatility, making them an everyday, wearable essential.

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Wedding Bands for Him

Men's Wedding Bands

Men's 4mm Cigar Wedding Band

From R 6,400.00

Men's 4mm Brushed Matte Cigar Wedding Band

From R 6,400.00

Men's 2mm Slim Profile Wedding Band

From R 6,400.00

Men's 4mm Slim Profile Wedding Band

From R 6,400.00

Men's 5.5mm Diamond Wedding Ring

From R 12,900.00

Men's 5mm Cigar Wedding Band

From R 6,400.00

Men's 5mm Brushed Matte Cigar Wedding Band

From R 6,400.00

Men's 5mm Slim Profile Wedding Band

From R 6,400.00

Men's 7mm Cigar Wedding Band

From R 6,400.00

Men's 7mm Brushed Matte Cigar Wedding Band

From R 6,400.00

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.

LEARN ABOUT DIAMONDS

Diamond Shapes

Choosing a Diamond Shape

The Ultimate Guide to Choosing the Perfect Diamond Shape When it comes to selecting the perfect diamond, the shape is a crucial element that reflects personal style, enhances the diamond's brillian...

Diamond Shapes

The Symbolism and Meaning of the Different Diamond Shapes

Curious about what your diamond shape says about you? From the timeless round cut to the chic princess cut, each shape carries a unique symbolic meaning. Dive into the profound mes...

Lab-Grown Diamonds

What is a Lab-Grown Diamond?

Lab-grown diamonds are real diamonds, identical to those mined from the earth, but created in a controlled, high-tech laboratory setting. This article explores the process of making these diamonds...

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Inspiration, Stories & Expert Advice

OUR ATELIER JOURNAL

Our Atelier Journal is your invitation to explore our world of inspiration, exquisite design, and the love we infuse into every piece we create. Discover the stories of connection, expert diamond advice, the details of our precious creations, and exclusive glimpses behind the scenes.

Uplifting Communities

Introducing Our Men’s Wedding Bands and Partnership with Father A Nation

We believe jewellery tells a story—a story of love, resilience, and commitment. This belief inspired the launch of our men’s wedding band collection. While small for now, this range is growing week...

Proposal Advice

Our Top 10 Summer Proposal Ideas

Summer is the ideal season for unforgettable proposals. Our guide explores ten creative summer proposal ideas, from luxurious beach sunsets to vinyard picnics, ensuring your engagement is as memora...

summer

How to Care for Your Fine Jewellery During Summer Travels and Holidays

Caring for your fine jewellery during summer is crucial to preserving its beauty and longevity. From protecting diamonds and moissanite stones from the effects of sunscreen and saltwater to ensurin...

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@theonediamondatelier

Free delivery worldwide.

Secure Global Delivery. Insurance available.

GIA-Certified Diamonds

Only the Best Quality Diamonds, Ethically and Responsibly Sourced

Better Pricing

Up to 40% Less Than Retail Jewellery Stores

Guaranteed Luxury

Our Master Jeweller leads our team with over 20 years experience.

Ethical & Responsible

Only ethically and responsibly sourced stones.

GIA certified Natural diamonds

IGI certified Lab-Grown Diamonds

GRA Certified Moissanite Gemstones

ENGAGEMENT RINGS

Bridal Sets

Men's Wedding Bands

LEARN ABOUT DIAMONDS

OUR ATELIER JOURNAL

the one DIAMOND ATELIER