10.97 ct Fancy Cabochon (17 x 15 mm) Un-Heated Mexico Matrix Fire Opal Gemstone S$ 12.830 bids3d 17h 50m
8.44 ct Pear Cabochon (19 x 14 mm) Un-Heated Mexico Matrix Fire Opal Gemstone S$ 12.830 bids1d 17h 38m
13.41 ct Oval Cabochon (19 x 14 mm) Un-Heated Mexico Matrix Fire Opal Gemstone S$ 12.830 bids5d 17h 50m