Questions people ask

Yes. They are carbon crystallised in a chamber instead of underground, with the same hardness, brilliance and chemistry. Every stone we set above 0.30 ct carries an IGI or GIA report; the report reads exactly like one for a mined stone.

9K, 14K and 18K in white, yellow and rose. 18K is richest in colour and softest; 14K is the everyday balance; 9K is the most durable and lightest on the price. All pieces are hallmarked.

Each ring page has a size chart in US, Indian and UK scales. If you are unsure, order anyway: we confirm the size with you on WhatsApp before casting and the first resize is free.

15 days for most pieces once the size is confirmed, then 3 to 6 days delivery. Need it sooner? Message us before ordering and we will tell you honestly.

Yes. Metal, purity, stone size and shape are options on most pieces. For anything further, send a brief on the Design your own piece page; a designer replies within a business day.

We take back any Louis Diams stone at 70% of its invoice value against a larger one, for life.

Payments run through PayPal or your bank; we never see card numbers. Your order and certificate are in your account from the moment you order.