This Yvonne Léon onyx flower diamond signet ring features a tapered band and a central clover-shaped chevalière. The onyx centre is punctuated with a single white diamond and bordered with an intricately engraved frame inspired by vintage designs. We think we’ve just found our new lucky charm.

• 9K yellow gold

• Polished finish

• Black onyx flower

• 0.008 carat bezel set round cut white diamond

• Engraved maker's marks and hallmarks to the inside band