Results for “Loose Ruby”

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21.17Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 38SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

21.17Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 38SA

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

16.41Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 66SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

16.41Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 66SA

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

3.16 Carats Natural Madagascar Ruby Heart Faceted Loose Gemstone, 80SC: This sizable natural Madagascar ruby is cut into an heart brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining

2 days Left

3.16 Carats Natural Madagascar Ruby Heart Faceted Loose Gemstone, 80SC

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

31.44ct Natural Ruby Zoisite Cabochon Loose Gemstone, 18TY: Natural ruby zoisite cabochon cut, dimensions 26.8x19.7x6.0mm. Rich magenta and deep purple swirling colour pattern with natural mineral veining across the polished surface. Smooth polished cabochon f

2 days Left

31.44ct Natural Ruby Zoisite Cabochon Loose Gemstone, 18TY

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

11.00 Carat -- Deep Red Mozambique Ruby --Mixed Cushion Cut: A vibrant gemstone featuring curved corners, brilliant-style facets on one section, and step-style facets on another to maximize weight and light return. Eye-clean, possessing a high luster characteri

Oct 24, 2026

11.00 Carat -- Deep Red Mozambique Ruby --Mixed Cushion Cut

Est.

US$32,000

-

US$35,000

US$260

Oceanside, CA

California Gemstones

4.2

(25)

3.02 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 12SE: This sizable natural Madagascar ruby is cut into an oval brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining,

2 days Left

3.02 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 12SE

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

23.46ct Natural Ruby Zoisite Cabochon Loose Gemstone, 2TY: Natural ruby zoisite cabochon cut, dimensions 21.3x13.5x5.4mm. Rich magenta and deep purple swirling colour pattern with natural mineral veining across the polished surface. Smooth polished cabochon f

2 days Left

23.46ct Natural Ruby Zoisite Cabochon Loose Gemstone, 2TY

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

3.03 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 16SE: This sizable natural Madagascar ruby is cut into an oval brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining,

2 days Left

3.03 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 16SE

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

2.70 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 3SE: This sizable natural Madagascar ruby is cut into an oval brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining,

2 days Left

2.70 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 3SE

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

14.15Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 68SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

14.15Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 68SA

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

2.88 Carats Natural Madagascar Ruby Heart Faceted Loose Gemstone, 78SC: This sizable natural Madagascar ruby is cut into an heart brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining

2 days Left

2.88 Carats Natural Madagascar Ruby Heart Faceted Loose Gemstone, 78SC

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

3.13 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 18SE: This sizable natural Madagascar ruby is cut into an oval brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining,

2 days Left

3.13 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 18SE

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

14.85Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 49SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

14.85Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 49SA

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

2.93 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 5SE: This sizable natural Madagascar ruby is cut into an oval brilliant faceted form, showcasing rich saturated crimson red hue characteristic of Malagasy corundum. Extensive natural internal silk veining,

2 days Left

2.93 Carats Natural Madagascar Ruby Oval Faceted Loose Gemstone, 5SE

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

30.25ct Natural Ruby Zoisite Cabochon Loose Gemstone, 20TY: Natural ruby zoisite cabochon cut, dimensions 26.7x19.1x5.8mm. Rich magenta and deep purple swirling colour pattern with natural mineral veining across the polished surface. Smooth polished cabochon f

2 days Left

30.25ct Natural Ruby Zoisite Cabochon Loose Gemstone, 20TY

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

13.26ct Natural Ruby Zoisite Cabochon Loose Gemstone, 94TZ: Natural ruby zoisite cabochon cut, dimensions 18.4x16.1x4.1mm. Rich magenta and deep purple swirling colour pattern with natural mineral veining across the polished surface. Smooth polished cabochon f

2 days Left

13.26ct Natural Ruby Zoisite Cabochon Loose Gemstone, 94TZ

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

7 Carat -- Red Ruby--- Brilliant Oval Cut: An investment-grade loose gemstone.museum-quality investment gemstone. In the world of precious gems, finding a natural corundum (ruby) that faces up at or above the 7-carat mark with high transparenc

Nov 7, 2026

7 Carat -- Red Ruby--- Brilliant Oval Cut

Est.

US$13,000

-

US$15,000

US$320

Oceanside, CA

California Gemstones

4.2

(25)

9.75Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 33SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

9.75Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 33SA

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

6.69Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 79TH: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

6.69Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 79TH

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

4.98 Carats Natural Mozambique Ruby Round Faceted Loose Gemstone, 22SA: This natural Mozambique ruby is fashioned with standard round brilliant faceting, displaying vivid saturated crimson-red hue accompanied by native fine mineral inclusions and subtle trace marks inhere

2 days Left

4.98 Carats Natural Mozambique Ruby Round Faceted Loose Gemstone, 22SA

Est.

US$20

-

US$200

US$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

28.06Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 44SA: This ruby originates from Mozambique natural mineral deposits and receives professional cabochon grinding and polishing treatment to form a smooth glossy exterior surface. Tiny mineral particles and n

2 days Left

28.06Carats Natural Mozambique Ruby Cabochon Loose Gemstone, 44SA

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Loose Madagascar Red Ruby 5.35 Ct 8.7x8.7x6 mm: Gem Type: Natural Red Ruby Item: Loose Ruby Weight: 5.35 Carat Measurement: 8.7x8.7x6 mm Shaped/Cut: Cushion cut Polished: Good Clarity: Transparent Color: Pigeon Blood Treatment: Fracture Filled/Heat

Oct 31, 2026

Loose Madagascar Red Ruby 5.35 Ct 8.7x8.7x6 mm

Est.

US$3,980

-

US$4,875

US$450

Fort Worth, TX

M.D.CHJewelry Co.

4.2

(94)

Loose Pairs Ruby Oval 3.28Ct 8x6x4mm: Gem Type: Natural Ruby Qty: 1 Pairs Weight: 3.28 Carat Measurement: 9x7.1x5.2 mm Shape: Oval Clarity: Fine Cut: Facet cut Color: Red Pagan Blood Origin: Madagascar Treatment: Fracture Filed Hardness:

Oct 31, 2026

Loose Pairs Ruby Oval 3.28Ct 8x6x4mm

Est.

US$2,100

-

US$2,480

US$400

Fort Worth, TX

M.D.CHJewelry Co.

4.2

(94)

38.54ct Natural 6 Rays Star Ruby Oval Cabochon Loose Gemstone, 88TY: Natural six-ray star ruby oval cabochon loose gemstone, measuring 23.7x17.4x8.6mm. Smooth polished cabochon surface with distinct star asterism visible under light. Excellent for custom pendant and st

2 days Left

38.54ct Natural 6 Rays Star Ruby Oval Cabochon Loose Gemstone, 88TY

Est.

US$120

-

US$200

US$120

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

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