Blue Black Opal Stone 6456 Lightning Ridge Black Opals

N1 - 0.60CTS BLACK OPAL STONE TBO-6404 TRUEBLUEOPALS

4.33ct, 13.87x10.18x5.0mm, from Lighting Ridge, Australia., Brightness: 3.5 of 5;, Body tone: N3, Black opal;, This Australian black opal shows a

Blue Black Opal, 4.33ct from Lightning Ridge, AUS

Royal Blue Black Opal 6320 Lightning Ridge Black Opals

Lightning Ridge Black Opal 0.72 ct

10.6 CTS QUALITY BLACK OPAL -N1 [Q2004]

Black Opal From Lightning Ridge For Sale

4.33ct, 13.87x10.18x5.0mm, from Lighting Ridge, Australia., Brightness: 3.5 of 5;, Body tone: N3, Black opal;, This Australian black opal shows a

Blue Black Opal, 4.33ct from Lightning Ridge, AUS

Loose Black Opal Stone 23 Carats 7688

Loose Black Opal Stone 23 Carats 7688