Spiky Organic Diamond and Platinum Engagement Ring
or 3 interest-free payments of £2,266.66
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- Handmade in Sussex, England
- 90-day returns when bought as seen
- One free resize, whenever you need it
Originally a special commission, the spiky organic diamond and platinum engagement ring wraps a GSi2 GIA-certified 0.5ct, 0.75ct or 1ct round brilliant cut diamond in a sculptural swirl, in your choice of platinum or 18ct yellow gold.
Each ring takes shape by hand in our Ditchling workshop in Sussex, where we have crafted fine jewellery since 1988, and it remains one of the most distinctive designs among our engagement rings.
Matching wedding bands are available separately, and coloured gemstones or alternative metals can be introduced; use 'Customise' to get started.
Choose your ring size
UK sizes, including half sizes. Comfort-fitted inner, so we recommend your true size.
Don’t know the size?
We’ll post a free ring sizer today, or fit you in the Ditchling workshop in 20 minutes. Every ring comes with one free resize, whenever you need it — there is no time limit.The sizer is free with the code FREERINGSIZER — the button below applies it for you.
Which metal?
Still deciding?
Our precious metals guide goes into colour, hardness and how each one ages. Or talk it through with us — we do this every day.
Ring fit guide
Our bands have a comfort-fitted inner, so they feel slightly looser than a flat band — order your true size.
Tap a row to select that size.
- Measure when your hands are at room temperature — not too warm, not too cold.
- Cold hands measure up to half a size smaller — avoid measuring in winter or after exercise.
- A wider band needs a slightly larger size: at 6mm and above, go up a half size.
Still unsure? We post a free ring sizer the same day. Every ring comes with one free resize, whenever you need it — there is no time limit. The sizer is free with the code FREERINGSIZER — the button below applies it for you.

