6 Carat Australian Black Opal in a 4-Prong White Gold Mounting Lab Diamond Earrings The closure was engineered to

The closure was engineered to clip on with maximum strength and durability

All set in 14k yellow gold

Date calendar at 3 o'clock aperture

bearing its incredible age and antiquity on its sleeve

6 Carat Australian Black Opal in a 4-Prong White Gold Mounting Lab Diamond Earrings The closure was engineered to6 carat natural Australian Black Opal Ring. This ring is made to order. The stone is loose and can be set in different mountings as requested. Stone Type: Solid Natural Black Opal Origin: Lightning Ridge, Australia Carat Weight: 6. 28 carats Color: Play of Black, Green, and Red Stone Dimensions: 12. 2 x 10 x 9 mm Treatment: None (Natural Untreated) Setting: 4 Prong White Gold Mounting Ring Size: 7 (Adjustable) Metal: 14K White Gold Shape: Oval