0.77 ct Black Colourplay Oval Chatham Grown Opal green-gold 25 or up to a

25 or up to a size 7

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

Lab Report # GCAL281720037

16-18" Link Chain

0.77 ct Black Colourplay Oval Chatham Grown Opal green-gold 25 or up to a0. 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