A group of unmounted tourmalines

A group of unmounted tourmalinescomprising 183 emerald-cut and one marquise-cut dark green tourmalines; weighing in total approximately: 933.45 carats

A group of unmounted stones and mineral specimensincluding emerald, tourmaline, agate, cultured pearl, lapis lazuli, synthetic sapphire, rock crystal and etc.Property from the Estate of Sally Kathleen

A group of unmounted gemstonesincluding 15.90 carats of sapphires, 0.80 carat of rubies, 9.10 carats of cubic zirconia, a 3.03 carats aquamarine, a 2.90 carats pink tourmaline, an 8.10 carats green to

Unmounted tourmaline The oval-cut pink tourmaline, measures approximately 16.4 X 10.7 X 8.0 mm and weighs 10.00 cts.

Unmounted tourmaline The emerald-cut blue green tourmaline, measures approximately 14.1 X10.4 X 17.4 mm and weighs 10.75 cts.

AN UNMOUNTED TOURMALINE oval cut, 6.73 carats.

AN UNMOUNTED TOURMALINE pear cut, of 4.28 carats.

A parcel of unmounted diamonds of various shapes, colors and clarities totaling over 73cts.

A parcel of unmounted pink round full-cut diamonds of various degrees of color and clarities totaling over 3.95cts.

METAL: silver, 18K gold and 14K GEMSTONE(S): oval cabochon tourmalines approx. 13.80 carats total; accented with round brilliant and baguette cut diamonds approx. 1.05 carats total; oval cabochon tanz

Collection of Eleven Unmounted Green Tourmalines. All emerald-cut and weighing a total of approximately 63.72 cttw.

A GROUP OF UNMOUNTED GEMSTONES Comprising two demantoid garnets, weighing 1.63 and 1.01 carats, a topaz weighing 1.55 carats, and a garnet weighing 4.00 carats. For further information on this lot pl

A COLLECTION OF UNMOUNTED GREEN TOURMALINES, various cuts, all totalling 26.4 carats.

LARGE GROUP OF UNMOUNTED GEMSTONES. For further information on this lot please visit Bonhams.com

A group of unmounted opalcomprising of 28 oval and round opal and fire opal cabochons, weighing from approximately 0.66 - 7.58 carats; weighing in total approximately: 59.95 carats

A group of unmounted opals comprising 19 round and oval cabochons and one rectangular faceted opal, weighing from approximately 0.77 to 16.49 carats, all crazed and/or cracked; estimated total gem wei

A group of unmounted sapphirescomprising 55 round, oval and rectangular cut green sapphires, weighing from approximately 0.25 - 1.12 carats; weighing in total approximately: 45.30 carats

A group of unmounted berylscomprising 16 stones of assorted shapes and sizes, including morganite and heliodor beryl; weighing in total approximately: 151.00 carats

A group of unmounted peridotscomprising of 22 rectangle, square, oval, emerald cut, and rough cut peridots, weighing from 0.32 to 8.35 carats; weighing in total approximately: 57.45 carats

A group of unmounted iolitecomprising 50 emerald cut, oval, marquis, pear/teardrop, square and rectangle, weighing from approximately 0.72 - 6.15 carats; weighing in total approximately: 118.90 carats

A group of unmounted gemstonesincluding the oval-cut kunzite, measuring approximately 15.80 x 11.80 x 8.00 mm; the radiant-cut faceted ametrane, measuring approximately 18.25 x 13.15 x 9.00 mm.

A group of unmounted iolitesa total of 72 iolite, comprised of 62 elongated octagonal, four square octagonal, three teardrop, two rectangle, and one elongated teardrop; weighing in total approximately

The rectangular step-cut bi-color tourmaline, measuring approximately 21.11 x 11.59 x 7.09 mm, weighing 14.75 cts.

Group of nine tourmaline toggles carved in form of fruit, gourd or bamboo, tourmaline is the name of a large group crystalline boron silicate minerals that share a common crystal structure and similar