Mexican Fire Opal 0.56ct

1.48Ct. [ 2Pc ] 8 x 6 mm Oval cut Black Fire Opal

G.I.S.A. CERTIFIED 1.71CT OPAL - Vivid Multi-Colour Play of Fire

G.I.S.A. CERTIFIED 1.21CT BLACK OPAL - Vivid Multi-Colour Fire

AUSTRALIAN OPAL DOUBLET - 1.85 ct

4.90ct Certified Opal

2.82ct Certified Black Opal

1.65 Ct. Pretty Oval Cab cut 10 x 8 mm Natural AAA Multi Color Play Opal

2piece 10.00 x 8.00mm Genuine Opal Doublet T.W 3.92ct

G.I.S.A. CERTIFIED 2.46CT OPAL - Vivid Multi-Colour Play of Fire

1.53Ct. Opal Fecetted Oval Yellow & Rainbow Color Sparkling Ethiopia Natural

5.10ct Certified Opal

G.I.S.A. CERTIFIED 3.50CT WELO DESERT OPAL

2.17ct Certified Opal

Opal [Australia] - Pear Shape Cabochon - 0.45cts

1.81ct Certified Black Opal

1.78ct Natural Deep Orange Mexico Opal Gem - VS - Unheated Stepped Facet Octagon

*** OPAL *** 4.04CT G.I.S.A. CERTIFIED OPAL

G.I.S.A. Certified 2.33ct Opal - Vivid Multi-Colour Play of Fire

G.I.S.A. CERTIFIED 4.55CT TOP GRADE WELO OPAL - Vivid Multi-Colour Play of Fire

G.I.S.A. CERTIFIED 3.40CT TOP GRADE WELO OPAL - Vivid Multi-Colour Play of Fire

6.00ct Certified Opal

3.35ct Certified Opal

3.52CT OPAL [G.I.S.A.CERTIFIED] Multi-Colour Fire (Vivid Play of Colour)