0.77 ct Black Colourplay Oval Chatham Grown Opal green-gold "That famous Chatham quality is

"That famous Chatham quality is no accident: it’s the result of continuous technical refinement over our 75-year history

Deep Ocean Blue-Green Colour

Provenance based upon vendor's written assurances: Cut & Polished in China from Nigerian rough material

It's perfect to wear as a ring by itself or as a special wedding band

0.77 ct Black Colourplay Oval Chatham Grown Opal green-gold "That famous Chatham quality is0. 77 Carat Weight Black Colourplay Colour Oval Cabochon Cut Dimensions: 8 (approx) x 6. 13 x 2. 61 mm Laboratory Opal Brand: Chatham Lab Report: None Chatham provides a Lifetime Warranty on their gemstones "That famous Chatham quality is no accident: its the result of continuous technical refinement over our 75 year history. It starts with carefully controlling the gem crystal growth process but it doesnt stop there. Our master gemstone cutters