Mosaic Black Opal Ovals:

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58460

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58463

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58464

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58465

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58466

Gorgeous Red Green Blue 3/4ct+ Mosaic Black Opal 8x6 Oval - $16.99 #58467

Black Opal Gemstone Oval:

2 Rare Antique Australian Black Opal Gemstones 1920s 8mm*6mm - $139.99 #31776

2 Rare Antique Australian Black Opal Gemstones 8mm*6mm - $129.99 #31687

2 Rare Antique Australian Black Opal Gemstones 1920s 8mm*6mm - $119.99 #31785

2 Rare Antique Australian Black Opal Gemsotnes 1920s 8mm*6mm - $119.99 #31672

2 Rare Antique Australian Black Opal Gemstones 1920s 7mm*5mm - $129.99 #31591

2 Rare Antique Australian Black Opal Gemstones 1920s 7mm*5mm - $129.99 #31607

2 Rare Antique Australian Black Opal Gemstones 1920s 7mm*5mm - $89.99 #31585

2 Rare Antique Australian Black Opal Gemstones 1920s 6mm*4mm - $99.99 #31716

2 Rare Antique Australian Black Opal Gemstones 1920s 6mm*4mm - $99.99 #31720

2 Rare Antique Australian Black Opal Gemstones 1920s 6mm*4mm - $129.99 #31759

2 Rare Antique Australian Black Opal Gemstones 1920s 5mm*3mm - $59.99 #31864

2 Rare Antique Australian Black Opal Gemstones 1920s 5mm*3mm - $39.99 #31866

2 Rare Antique Australian Black Opal Gemstones 1920s 5mm*3mm - $39.99 #31867