Categories: All Rings Garnet Topaz Blue Topaz Citrine Sapphire Peridot Opal Ruby Tourmaline Emerald Earrings Lab Diamond Garnet Sapphire Peridot Pendants & Necklaces Opal Sapphire Bracelets & Cuffs Garnet Topaz Blue Topaz Citrine Opal Sapphire Peridot Loose Stones Specimen Aquamarine Emerald All / Rings / Opal & Diamond Platinum Ring $3,413.00 Ethiopian Opal & Yellow Sapphire Sterling Silver Ring $370.80 Ethiopian Smoked Black Opal 14k Yellow Gold Ring $996.00 Australian Opal 3.25 ct. w/ 0.85 cts. Diamond Platinum Ring Size: 6.75 $5,990.00