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Bespoke Engagement Rings Made Simple

Create a timeless, personalised engagement ring with expert guidance, every step of the way.

The Surprise Engagement Ring Design Experience

Design a deeply meaningful ring (even if you have no idea where to start), in a fully supported, step-by-step design process, where we do all the hard work for you. Absolute satisfaction guaranteed - or we’ll redesign your ring at no extra cost From first concept to handcrafted ring - starting at £3,500. Lifetime warranty and insurance advice included. Available both in-person and remotely. *Handcrafted in London using ethically sourced diamonds, gems, and metals. Allow 2-3 months - limited availability for 2025.

The Couples Engagement Ring Design Experience

A surprise proposal, then a champagne-filled ring design experience for two - expertly guided to make your proposal truly extraordinary. Propose with a complimentary placeholder ring (realistic, beautifully crafted, and safer for travel), then create your forever masterpiece together.  Absolute satisfaction guaranteed - or we’ll redesign your ring at no extra cost ​ From proposal preparation to the finished ring - from £4,500. Lifetime warranty and insurance advice included. This all-inclusive Experience is available both in-person and remotely. *Handcrafted in London using ethically sourced diamonds, gems, and metals. Allow 2-3 months - limited availability for 2025.

Inside an LM-K Engagement Ring Design Experience

Take a sneak peak inside The Couples Experience:

Dean Wright

''My Fiancée adores the ring! The whole experience was amazing from start to finish. She held my hand throughout, came up with some amazing ideas based around both my taste and the information I gave about my partner. Without that there’s no way the result would have been so perfect.''

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Recent Commissions Gallery

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Meet Lydia, the Expert Behind Your Bespoke Ring

Lydia helps men and couples create a custom-made engagement ring, even if they don't know where to start.

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She's made rings for best-selling authors, globally renowned artists, and even a Netflix star. 

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Lydia believes that this is about more than just a ring - it’s a lasting symbol of your commitment, and should be designed to the highest standards.

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Start Your Bespoke Journey

Book a call with Lydia for a relaxed introduction to bespoke ring design. She’ll walk you through the process, answer your questions, and help you explore if a custom engagement ring is right for you.

Reserve Your Spot - Limited availability for 2025

Ethical Engagement Rings, Handmade in London.

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Our bespoke engagement rings are hand crafted and hand finished inside our own workshops. We use only premium materials.

 

We support our clients in creating intimate, meaningful proposals over performative gestures.​​

© 2025 Lydia McCarthy-Keen Limited.

Monday - Thursday - 11.00am - 7.30pm

Friday - 11am - 6.00pm

Saturday - 9.30am - 1.00pm

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Tel: +44(0) 208 468 7173

WhatsApp: +44(0) 7395 357 803

Email: lydia@lmkeen.com

Office: concierge@lmkeen.com

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