KosnarGemCo

Featured listing image: Exquisite Bi Color Ametrine Quartz Gemstone from Bolivia, 41.76 cts., 30 x 18 mm., Fantasy Cut Freeform Shape

Exquisite Bi Color Ametrine Quartz Gemstone from Bolivia, 41.76 cts., 30 x 18 mm., Fantasy Cut Freeform Shape

Featured listing image: Fabulous Bright Green Peridot Gemstone, 4.49 cts., 11 x 9 mm., Precision Diamond Brilliant Cut

Fabulous Bright Green Peridot Gemstone, 4.49 cts., 11 x 9 mm., Precision Diamond Brilliant Cut

Featured listing image: Excellent Pink Champagne Zircon Asscher Cut Gemstone, 6.6 mm., 2.31 cts.

Excellent Pink Champagne Zircon Asscher Cut Gemstone, 6.6 mm., 2.31 cts.

Featured listing image: Exquisite Neon Green Emerald Gemstone from Colombia, 2.15 cts., 9 x 6 mm., Step Emerald Cut

Exquisite Neon Green Emerald Gemstone from Colombia, 2.15 cts., 9 x 6 mm., Step Emerald Cut

Exquisite Green Blue Tourmaline Gemstone from Namibia, 2.32 cts, 8.2 x 6.7 mm, Step Emerald Shape $1,044.00

Excellent Sky Blue Sapphire Gemstone Round 5 mm from Montana 0.69 cts. $483.00

Brilliant Silver White Zircon Gemstone Set 4.5 mm Rounds 6.35 tcw. $1,143.00

Beautiful Lime Green Peridot Gemstone from Pakistan 3.40 cts. $340.00

Exceptional Large Rare Tenebrescent Hackmanite Gemstone 3.79 cts. $3,000.00

Large Bright Grossular and Spessartine Garnet Gemstone Set 9.70 tcw. $485.00

Beautiful Blue Topaz Gemstone Concave Pear Shape from Brazil 3.97 cts. $218.00

Excellent Light Yellow Green Chrysoberyl Gemstone Match Pair 2.26 tcw. $452.00

Exquisite Peach Zircon Gemstone from Tanzania, 10.61 cts., 15 x 10 mm., Fantasy Cut Arrowhead Shape $2,917.00

Fabulous Bi Color Ametrine Quartz Gemstone from Bolivia, 39.01 cts., 26 x 22 mm., Fantasy Carving Oval Buff Top $2,925.00

Pretty Picturesque Dendritic Quartz Gemstone from Brazil, 37.74 cts., 27 x 21 mm., Buff Top Trillion $452.00

Fantastic Black Widow Agate Stone, 23.36 cts., 30 x 14 mm., Black and Red Banded Freeform Cabochon $230.00

Outstanding Multi Color Opal Gemstone from Ethiopia, 2.03 cts., 14 x 13 mm., Gemstone Silhouette Rose Cut $406.00

Lovely Yellow Green Sphene Titanite Gemstone from Zimbabwe, 1.29 cts., 6.6 x 5.2 mm., Emerald Shape $258.00

Fascinating Blue Sapphire Gemstone with Negative Crystal Inclusion, 1.51 cts., 7 x 6 mm., Oval Shape $604.00

Pretty Green Prehnite from Mali, 6.09 cts., 12 x 10 mm., Oval Cabochon Shape $35.00

Beautiful Green Purple Alexandrite Color Change Gemstone Set from Zimbabwe, 0.83 tcw., 3 mm., Round Shape $207.00

Remarkable Bi Color Ametrine Quartz Gemstone from Bolivia, 29.76 cts., 27 x 18 mm., Fantasy Cut Freeform Shape $2,232.00

Superb Rare Yellow Legrandite Gemstone from Mexico, 0.43 cts., 5.3 x 3.7 mm., Baguette Cut $1,075.00

Rare Blue Green Grandidierite Gemstone from Madagascar, 1.30 cts., 7.8 x 5.0 mm., Emerald Shape $650.00

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