Results for “gem stone”

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Round Cut Orange Garnet Gemstone: Loose faceted gemstone, appears to be a spessartine or hessonite garnet, featuring a vibrant reddish-orange hue with brownish undertones. The stone is fashioned in a round brilliant cut and exhibits p

6 days Left

Round Cut Orange Garnet Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Collection of Loose Aquamarine Gemstones: A collection of faceted loose gemstones in aquamarine. Each gemstone is round brilliant cut, exhibiting an extremely pale blue to near-colorless hue with high transparency. The stones feature sharp fa

Sep 26, 2026

Collection of Loose Aquamarine Gemstones

Est.

US$90

-

US$200

US$10

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Faceted Yellowish-Green Peridot Gemstone: A loose faceted peridot gemstone, exhibiting a vibrant yellowish-green hue. The stone is fashioned into an oval faceted cut with a brilliant crown and a modified pavilion. Internal characteristics inc

Sep 27, 2026

Oval Faceted Yellowish-Green Peridot Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Cabochon Milky White Moonstone Gemstone: Loose moonstone gemstone cabochon. The stone is a high-dome oval cut featuring a translucent milky white to pale gray body color. It exhibits characteristic adularescence, displaying a soft internal b

Sep 27, 2026

Oval Cabochon Milky White Moonstone Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Sep 26, 2026

9.60 Carat ---- Natural Burmese Blood Ruby ---- Brilliant Oval Cut

Est.

US$22,000

-

US$24,000

US$150

Oceanside, CA

California Gemstones

4.2

(24)

SPILLA IN DIAMANTI E GEMME - DIAMOND AND GEM-SET BROOCH: in oro giallo 18 kt a forma di piccola mosca con testa snodabile ed occhi in pietre rosse, corpo in pietre blu, ed ali ornate da diamanti. Circa 1980. Gr 9,80 - cm 2,80 x 3,50 - designed as an 18K yel

Oct 6, 2026

SPILLA IN DIAMANTI E GEMME - DIAMOND AND GEM-SET BROOCH

Est.

€875

-

€1,050

€700

Torino, Piedmont

Aste Bolaffi

4.2

(21)

Heart Cut Salt and Pepper Topaz Gemstone: Heart-shaped topaz gemstone, featuring a translucent grey body color characterized by dense internal inclusions including carbon spots, feathers, and clouds. The stone is faceted with sharp junctions

Sep 27, 2026

Heart Cut Salt and Pepper Topaz Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Round Faceted Purple Amethyst Loose Gemstone: Loose round faceted amethyst gemstone, featuring a medium-deep purple hue with characteristic internal color zoning. The stone presents as eye-clean with minor natural internal features and a standard

Sep 27, 2026

Round Faceted Purple Amethyst Loose Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Precision Cut Colorless Topaz Gemstone: Colorless topaz gemstone featuring a precision round brilliant-style cut with a distinctive eight-pointed star facet pattern visible through the table. The stone appears to be eye-clean with high tran

Sep 26, 2026

Precision Cut Colorless Topaz Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Cut Reddish Orange Garnet Gemstone: An oval faceted loose gemstone, reddish-orange in color with brownish undertones. The stone appears to be a variety of garnet, such as hessonite or pyrope-almandine. It features a standard faceted cut

Sep 27, 2026

Oval Cut Reddish Orange Garnet Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Brilliant Cut Pale Blue Aquamarine Gemstone: Contemporary loose faceted gemstone in a pale blue hue, featuring an oval brilliant cut crown and a deep multi-faceted pavilion. The stone exhibits high transparency and is eye-clean. The specimen app

Sep 27, 2026

Oval Brilliant Cut Pale Blue Aquamarine Gemstone

Est.

US$200

-

US$800

US$50

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Antique Approx 13 Carat Topaz w Intaglio Monogram: Antique Approximately 13 Carat Topaz w Intaglio Monogram. Loose stone, emerald cut, weighs approximately 2.6 grams or 13 carat. Measures .75 of an inch in length. Tests as topaz on the Presidium.

6 days Left

Antique Approx 13 Carat Topaz w Intaglio Monogram

Est.

US$100

-

US$150

US$50

Katonah, NY

Gemini Auction Company

4.5

(43)

10.90 Carat Natural Blue Tourmaline Brilliant Pear Cut---EGL Certified: A highly valuable investment-grade collector's gemstone. Round brilliant cuts on large colored stones are less standard (as rough is usually cut to maximize weight in oval or cushion shapes), making a

Oct 10, 2026

10.90 Carat Natural Blue Tourmaline Brilliant Pear Cut---EGL Certified

Est.

US$14,000

-

US$15,000

US$40

Oceanside, CA

California Gemstones

4.2

(24)

8.4 Carat -- Natural Purple Sapphire-- Cushion Cut --- EGL Certified: Rich, royal purple blending sophisticated undertones of deep violet and velvety plum. Natural purple sapphires uniquely exhibit a masterful balance of warm red and cool blue flashes. A premium stone o

Oct 10, 2026

8.4 Carat -- Natural Purple Sapphire-- Cushion Cut --- EGL Certified

Est.

US$13,000

-

US$16,000

US$100

Oceanside, CA

California Gemstones

4.2

(24)

11.85 Carat Natural Green Sapphire Brilliant Round Cut---EGL Certified: A highly valuable investment-grade collector's gemstone. Round brilliant cuts on large colored stones are less standard (as rough is usually cut to maximize weight in oval or cushion shapes), making a

Oct 10, 2026

11.85 Carat Natural Green Sapphire Brilliant Round Cut---EGL Certified

Est.

US$10,000

-

US$11,000

US$40

Oceanside, CA

California Gemstones

4.2

(24)

Near Colorless Oval Cut Faceted Topaz Gemstone: Loose faceted gemstone, appears to be a white topaz. The stone displays a near-colorless to pale grayish-blue hue with a vitreous luster. Internal characteristics include dark crystalline inclusions a

Sep 27, 2026

Near Colorless Oval Cut Faceted Topaz Gemstone

Est.

US$200

-

US$800

US$50

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Mixed Cut Pink Sapphire Gemstone: Faceted pink sapphire gemstone, featuring an oval mixed cut. The stone displays a saturated pink color with magenta undertones and a transparent body. Internal characteristics include a prominent diag

Sep 27, 2026

Oval Mixed Cut Pink Sapphire Gemstone

Est.

US$200

-

US$800

US$50

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Oval Mottled Blue Gemstone Cabochon: An oval loose gemstone cabochon appears to be a mottled mineral specimen, such as chrysocolla-bearing matrix or turquoise. The stone displays a variegated turquoise blue and teal coloration interspers

Sep 27, 2026

Oval Mottled Blue Gemstone Cabochon

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

Pear Cut Peach Morganite Gemstone: Loose faceted morganite gemstone, featuring a pear cut and light peach color. The stone is cut with a faceted crown and pavilion.0.5ct Dimensions: 9W MM

Sep 27, 2026

Pear Cut Peach Morganite Gemstone

Est.

US$90

-

US$200

US$20

Hollywood, FL

Lion and Unicorn

4.7

(2.5k)

BRACCIALE IN GEMME NERE E DIAMANTI - BLACK GEM AND DIAMOND BRACELET: in oro bianco 18 kt, formato da elementi ovali che trattengono pietre nere con contorno in diamanti, inframezzati da barrette impreziosite da diamanti e pietre nere romboidali. Gr 15,80 - cm 20,00 x 1

Oct 6, 2026

BRACCIALE IN GEMME NERE E DIAMANTI - BLACK GEM AND DIAMOND BRACELET

Est.

€875

-

€1,050

€700

Torino, Piedmont

Aste Bolaffi

4.2

(21)

14K Yellow Gold Lab Grown Round Diamond 2 1/3 Ct.Tw. Engagement Ring With Oval Center: 14K Yellow Gold Lab Grown Round Diamond 2 1/3 Ct.Tw. Engagement Ring With Oval Center Discover subtle brilliance and modern elegance with our Hidden Halo Diamond Engagement Ring. This elegant engageme

1 day Left

14K Yellow Gold Lab Grown Round Diamond 2 1/3 Ct.Tw. Engagement Ring With Oval Center

Est.

US$1,846

-

US$2,399

US$100

New York, NY

Bidhaus

4.2

(881)

14K White Gold Lab Grown Diamond 5 1/2 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center: 14K White Gold Lab Grown Diamond 5 1/2 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center 5ct) Discover subtle brilliance and modern elegance with our Hidden Halo Diamond Engagement Ring. This e

9 hrs Left

14K White Gold Lab Grown Diamond 5 1/2 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center

Est.

US$4,004

-

US$5,205

US$100

New York, NY

Bidhaus

4.2

(881)

14K White Gold Lab Grown Diamond 3 3/8 Ct.Tw. Round Shape Engagement Ring (IGI Certified Center 3ct): 14K White Gold Lab Grown Diamond 3 3/8 Ct.Tw. Round Shape Engagement Ring (IGI Certified Center 3ct) Discover subtle brilliance and modern elegance with our Hidden Halo Diamond Engagement Ring. This e

24 hrs Left

14K White Gold Lab Grown Diamond 3 3/8 Ct.Tw. Round Shape Engagement Ring (IGI Certified Center 3ct)

Est.

US$2,678

-

US$3,481

US$100

New York, NY

Bidhaus

4.2

(881)

14K White Gold Lab Grown Diamond 2 3/8 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center 2ct): 14K White Gold Lab Grown Diamond 2 3/8 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center 2ct) Discover subtle brilliance and modern elegance with our Hidden Halo Diamond Engagement Ring. This e

1 day Left

14K White Gold Lab Grown Diamond 2 3/8 Ct.Tw. Hidden Halo Engagement Ring (IGI Certified Center 2ct)

Est.

US$2,015

-

US$2,619

US$100

New York, NY

Bidhaus

4.2

(881)

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