3.34ct Certified Opal

G.I.S.A. CERTIFIED 10.10CT OPAL - Multi-Colour Play of Fire

0.95 ct . Black Fire Opal Pear Faceted cut 8.00 x 7.00mm

2.44ct. Oval Cab cut 6.00x 4.00 mm Multi Color Play Black Opals

Tumbled Yellow Opal

G.I.S.A. Certified Opal 5.64ct Mexican Jelly Opal

2.24ct Certified Opal

G.I.S.A. CERTIFIED 2.02CT OPAL - Vivid Multi-Colour Play of Fire

3.74CT G.I.S.A. CERTIFIED OPAL

100 x Nickel free split rings, 5mm

G.I.S.A. CERTIFIED 5.04CT OPAL - AAA GRADE ! Vivid Multi-Colour Play of Fire

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

1Lot, 2 pieces 6.00 x 4.00 mm Oval cab Opal doublets T. W. 0.70ct.

G.I.S.A. CERTIFIED 2.95CT OPAL - Vivid Multi-Colour Play of Fire

6.10mmHeart cut Fire Opal 0.50ct

AUSTRALIAN OPAL DOUBLET - 1.55 ct

G.I.S.A. CERTIFIED 4.80CT OPAL - AAA GRADE ! Vivid Multi-Colour Play of Fire

3.02ct Certified Opal

1.55Ct. IF 12 x 8 mm Rainbow Fire Opal

G.I.S.A. CERTIFIED 2.86CT OPAL

Opal [Australia] - Pear Shape Cabochon - 0.45cts

6.00ct Certified Opal

2.91Ct. IF Premium 13 x 10 mm Rainbow Multi Flashy 3D Solid Color Play Welo Opal

6.60CT G.I.S.A. CERTIFIED OPAL - Vivid Blue with Pink fire