The first lab diamond store in Bali

Discover limitless beauty with Sergio Christoph Lab Diamond

Explore The Collections

Every ring begins as light.

Build Your Own Ring

One ring, entirely yours

Carat size, setting and model are fully customizable — engineer your dream ring step-by-step in The Bespoke Studio.

01CaratChoose the exact weight of your stone

02SettingSolitaire, halo, pavé or bezel

03ModelThe band profile, in gold or platinum

Start Designing

The Lab

Certified by GIA & IGI

Grown in the laboratory with the same chemical composition, crystal structure and physical properties as a natural diamond — and independently graded, stone by stone.