Bespoke Engagement Rings Cambridge & Fine Jewellery Commissions

Jewellery cast from the places you love

NAJ Collection of the Year 2025 Shortlist

Goldsmiths North, DESIRE & Handmade Chelsea Exhibitor

Jewellers Academy Mentor & Tutor

Bespoke, British Jewellery for Life’s Most Meaningful Moments

Handcrafted in my South Cambridgeshire studio using SMO gold featuring raw beach sand texture

Bespoke commissions in gold from £3,000

Close-up black and white photo of a silver ring adorned with multiple small and large gemstones arranged in a floral pattern.
“I searched high-street jewellers for years without finding what I wanted. Commissioning with Iain gave me an unmistakable, unique piece I smile at every day.”
— Helen, Surrey

Jewellery created to reflect you

Sentimental Topography

Your chosen coordinate - a proposal beach, a childhood home, a mountain peak - cast directly into the grain of your ring.

Refined Geometry

The raw honesty of the earth framed within the streamlined, flowing silhouettes of Art Deco design.

Traceable Integrity

Crafted exclusively in SMO (Single Mine Origin) Gold, ensuring your story is as ethical as it is enduring.

Bespoke Jewellery Commissions

Commissioning a bespoke piece is a calm, collaborative process. Whether you have a clear idea or are just beginning to explore possibilities, you will be guided through each stage, from initial consultation to final creation.

I specialise in engagement rings, wedding jewellery, anniversary pieces, and meaningful commissions designed to mark important moments.

One-of-a-Kind Creations

Architectural Toi et Moi  engagement ring with Mozambique Ruby/White sapphire and unique sand-cast texture in 14ct SMO gold
Multiple intertwined silver, gold, and diamond-studded rings with a silver necklace on a white background.
Architectural Brutalist engagement ring with Mozambique Ruby and unique sand-cast texture in 14ct SMO gold

Each one-of-a-kind piece is designed and made as a singular work, frequently part of a collection, never to be repeated.

These pieces offer an insight into my design language and craftsmanship and are often chosen by clients before commissioning their own bespoke jewellery.

For those drawn to rarity and individuality, they offer something quietly distinctive.

From the Atelier: Stories of Landscape & Design

A glimpse behind the bench at the processes and inspirations that shape my work

Iain Sainsbury PhD,  Goldsmith

Designed and handcrafted by Iain Sainsbury

I am a UK-based jewellery designer and maker specialising in bespoke commissions and one-of-a-kind work.

My approach combines traditional craftsmanship with contemporary design, guided by a commitment to ethical sourcing and responsible making.

By designing and making each piece myself, I maintain complete creative control and exceptional quality throughout the process.

“…from the initial sketches, which he then tweaked for me according to what I wanted, to seeing the ring at each stage of being made via photos, and finally receiving the beautiful piece itself. I wear it every day…..” (Nina P, Hertfordshire)

Begin your bespoke journey

If you are considering a bespoke commission, I invite you to get in touch to discuss your ideas. Consultations are relaxed, informative, and without obligation.