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Gemstone

Dive into a world of color and brilliance with JTV Auctions Gemstones. Bid on unique treasures to add to your gemstone collection or create your beautiful new jewelry piece. Explore now and bring home the beauty of nature!

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Photo of Set of 2 Brazilian dendritic agate 104.57ctw mm varies oval and round tablet

Set of 2 Brazilian dendritic agate 104.57ctw mm varies oval and round tablet

  • Current Bid: $30.00
  • 0 bids
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Photo of Set of 3 Brazilian dendritic agate 50.00ctw mm varies round tablet

Set of 3 Brazilian dendritic agate 50.00ctw mm varies round tablet

  • Current Bid: $30.00
  • 0 bids
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Photo of Multi-Color Mosaic Opal Triplet 15X10mm Cushion Cabochon Cut Gemstones Set Of 3 17.00Ctw

Multi-Color Mosaic Opal Triplet 15X10mm Cushion Cabochon Cut Gemstones Set Of 3 17.00Ctw

  • Current Bid: $10.00
  • 1 bids
  • Time Left: --
Photo of Ethiopian Opal Min 2.65ct 14x10mm Oval

Ethiopian Opal Min 2.65ct 14x10mm Oval

  • Current Bid: $30.00
  • 0 bids
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Photo of Multi-Color Northern Light Quartz 11x9mm OctagonFaceted Cut Gemstones Set of 5 21CTW

Multi-Color Northern Light Quartz 11x9mm OctagonFaceted Cut Gemstones Set of 5 21CTW

  • Current Bid: $30.00
  • 0 bids
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Photo of Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Matched Pair 1.50Ctw

Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Matched Pair 1.50Ctw

  • Current Bid: $2.00
  • 2 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstone 0.58Ct

Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstone 0.58Ct

  • Current Bid: $1.00
  • 1 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Set Of 10 8.50Ctw

Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Set Of 10 8.50Ctw

  • Current Bid: $10.00
  • 0 bids
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Photo of Ethiopian Opal 12x10mm Oval Cabochon 1.90ct

Ethiopian Opal 12x10mm Oval Cabochon 1.90ct

  • Current Bid: $20.00
  • 0 bids
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Photo of Set of 9 Brazilian dendritic agate 145.87ctw mm varies round and oval tablet

Set of 9 Brazilian dendritic agate 145.87ctw mm varies round and oval tablet

  • Current Bid: $42.00
  • 0 bids
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Photo of TOURMALINE/ LOOSE GEMSTONES/ PARCEL/ 10.00 CTW MINIMUM

TOURMALINE/ LOOSE GEMSTONES/ PARCEL/ 10.00 CTW MINIMUM

  • Current Bid: $8.00
  • 4 bids
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Photo of Ethiopian opal min 3.40ct 14x10mm oval cabochon

Ethiopian opal min 3.40ct 14x10mm oval cabochon

  • Current Bid: $20.00
  • 2 bids
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Photo of Opal Loose Gemstone Set Of 10,3.75CTW Minimum

Opal Loose Gemstone Set Of 10,3.75CTW Minimum

  • Current Bid: $10.00
  • 0 bids
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Photo of Multi-Color Northern Light Quartz 11x9mm Oval Faceted Cut Gemstones Set of 3 10.50CTW

Multi-Color Northern Light Quartz 11x9mm Oval Faceted Cut Gemstones Set of 3 10.50CTW

  • Current Bid: $10.00
  • 0 bids
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Photo of TOURMALINE/ LOOSE GEMSTONES/ PARCEL/ 20.00 CTW MINIMUM

TOURMALINE/ LOOSE GEMSTONES/ PARCEL/ 20.00 CTW MINIMUM

  • Current Bid: $20.00
  • 1 bids
  • Time Left: --
Photo of Set of 9 Brazilian dendritic agate 77.56ctw mixed shapes and sizes thin tablet

Set of 9 Brazilian dendritic agate 77.56ctw mixed shapes and sizes thin tablet

  • Current Bid: $40.00
  • 0 bids
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Photo of Multi-Color Australian Opal Triplet 12mm,8mm Cushion Cabochon Cut Gemstones Set of 3 7.00Ctw

Multi-Color Australian Opal Triplet 12mm,8mm Cushion Cabochon Cut Gemstones Set of 3 7.00Ctw

  • Current Bid: $20.00
  • 1 bids
  • Time Left: --
Photo of Multi-Color Australian Opal Triplet 12x10mm,11x9mm,10x8mm Oval Cabochon Gemstones Set of 3 6.00Ctw

Multi-Color Australian Opal Triplet 12x10mm,11x9mm,10x8mm Oval Cabochon Gemstones Set of 3 6.00Ctw

  • Current Bid: $10.00
  • 0 bids
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Photo of Multi-Color Sphalerite 10X7mm Octagon Emerald Cut Gemstone 3.90CT

Multi-Color Sphalerite 10X7mm Octagon Emerald Cut Gemstone 3.90CT

  • Current Bid: $63.00
  • 0 bids
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Photo of Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Set Of 3 1.50Ctw

Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Set Of 3 1.50Ctw

  • Current Bid: $1.00
  • 1 bids
  • Time Left: --
Photo of Color Change Garnet Loose Gemstone Parcel, 2.50CTW Minimum

Color Change Garnet Loose Gemstone Parcel, 2.50CTW Minimum

  • Current Bid: $8.00
  • 2 bids
  • Time Left: --
Photo of Brazilian dendritic agate 42.89ct 54x33mm oval tablet

Brazilian dendritic agate 42.89ct 54x33mm oval tablet

  • Current Bid: $46.00
  • 1 bids
  • Time Left: --
Photo of Watermelon Tourmaline Free Form Slice Matched Set 60.00ctw

Watermelon Tourmaline Free Form Slice Matched Set 60.00ctw

  • Current Bid: $422.00
  • 0 bids
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Photo of Multi-Color Hues of Summer Mixed Shape Faceted Gemstone Parcel 100 Ctw

Multi-Color Hues of Summer Mixed Shape Faceted Gemstone Parcel 100 Ctw

  • Current Bid: $30.00
  • 1 bids
  • Time Left: --
Photo of Opal Loose Gemstone Parcel 5CTW Minimum

Opal Loose Gemstone Parcel 5CTW Minimum

  • Current Bid: $10.00
  • 1 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 11X9mm Cushion Cabochon Cut Gemstones Set Of 3 4.50Ctw

Multi-Color Mosaic Opal Triplet 11X9mm Cushion Cabochon Cut Gemstones Set Of 3 4.50Ctw

  • Current Bid: $5.00
  • 0 bids
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Photo of Multi-Color Northern Light Quartz 8mm OctagonFaceted Cut Gemstones Set of 3 6CTW

Multi-Color Northern Light Quartz 8mm OctagonFaceted Cut Gemstones Set of 3 6CTW

  • Current Bid: $10.00
  • 0 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Set Of 3 2.50Ctw

Multi-Color Mosaic Opal Triplet 9X6mm Emerald Cabochon Cut Gemstones Set Of 3 2.50Ctw

  • Current Bid: $1.00
  • 0 bids
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Photo of Set of 3 Brazilian dendritic agate 107.12ctw mm varies oval and round tablet

Set of 3 Brazilian dendritic agate 107.12ctw mm varies oval and round tablet

  • Current Bid: $30.00
  • 0 bids
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Photo of Bi-Color Sphalerite 10.5X6.5mm Octagon Emerald Cut Gemstone 4.50CT

Bi-Color Sphalerite 10.5X6.5mm Octagon Emerald Cut Gemstone 4.50CT

  • Current Bid: $73.00
  • 0 bids
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Photo of Multi-Color Triplet Opal 8X6mm Oval Cabochon Cut Gemstone 0.75Ctw

Multi-Color Triplet Opal 8X6mm Oval Cabochon Cut Gemstone 0.75Ctw

  • Current Bid: $1.00
  • 1 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Matched Pair 1.00Ctw

Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Matched Pair 1.00Ctw

  • Current Bid: $1.00
  • 1 bids
  • Time Left: --
Photo of Set of 8 Brazilian dendritic agate 83.17ctw mm varies oval and round tablet

Set of 8 Brazilian dendritic agate 83.17ctw mm varies oval and round tablet

  • Current Bid: $30.00
  • 0 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 11X9mm Cushion Cabochon Cut Gemstones Set Of 5 8.00Ctw

Multi-Color Mosaic Opal Triplet 11X9mm Cushion Cabochon Cut Gemstones Set Of 5 8.00Ctw

  • Current Bid: $5.00
  • 0 bids
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Photo of Ethiopian Opal 14x10mm Oval 2.75ct

Ethiopian Opal 14x10mm Oval 2.75ct

  • Current Bid: $30.00
  • 0 bids
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Photo of Multi-color Northern Light Quartz 7mm Round faceted Cut Gemstones Set of 10 12CTW

Multi-color Northern Light Quartz 7mm Round faceted Cut Gemstones Set of 10 12CTW

  • Current Bid: $10.00
  • 0 bids
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Photo of Multi-Color Mosaic Opal Triplet 8mm Round Cabochon Cut Gemstone 0.80Ct

Multi-Color Mosaic Opal Triplet 8mm Round Cabochon Cut Gemstone 0.80Ct

  • Current Bid: $1.00
  • 0 bids
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Photo of Multi-Color Apatite Mixed Shape Faceted Gemstone Parcel 25ctw

Multi-Color Apatite Mixed Shape Faceted Gemstone Parcel 25ctw

  • Current Bid: $12.00
  • 2 bids
  • Time Left: --
Photo of Bi-Color Sphalerite 8x4mm Octagon Emerald Cut Gemstone 2ct

Bi-Color Sphalerite 8x4mm Octagon Emerald Cut Gemstone 2ct

  • Buy Now: $67.00
  • Current Bid: $1.00
  • 0 bids
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Photo of Set of 15 Brazilian dendritic agate 163.22ctw mixed shapes and sizes tablet

Set of 15 Brazilian dendritic agate 163.22ctw mixed shapes and sizes tablet

  • Buy Now: $90.00
  • Current Bid: $20.00
  • 1 bids
  • Time Left: --
Photo of Multi-color Northern Light Quartz 12x10mm Oval faceted Cut Gemstones set of 5 22.50CTW

Multi-color Northern Light Quartz 12x10mm Oval faceted Cut Gemstones set of 5 22.50CTW

  • Current Bid: $40.00
  • 0 bids
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Photo of Set of 2 Brazilian dendritic agate 49.19ctw mm varies oval thin cabochon

Set of 2 Brazilian dendritic agate 49.19ctw mm varies oval thin cabochon

  • Current Bid: $20.00
  • 0 bids
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Photo of Opal Loose Gemstone Match Pair 0.80CTW Minimum

Opal Loose Gemstone Match Pair 0.80CTW Minimum

  • Current Bid: $5.00
  • 0 bids
  • Time Left: --
Photo of Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Set Of 7 4.00Ctw

Multi-Color Mosaic Opal Triplet 8X6mm Oval Cabochon Cut Gemstones Set Of 7 4.00Ctw

  • Current Bid: $5.00
  • 0 bids
  • Time Left: --
Photo of Multi-Color Australian Opal Triplet 12x8mm Pear Cabochon Cut Gemstones Set of 3 9.00Ctw

Multi-Color Australian Opal Triplet 12x8mm Pear Cabochon Cut Gemstones Set of 3 9.00Ctw

  • Current Bid: $20.00
  • 0 bids
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Photo of Multi-Color Australian Opal Triplet 14x10mm Pear Cabochon Cut Gemstones Set of 5 14.50Ctw

Multi-Color Australian Opal Triplet 14x10mm Pear Cabochon Cut Gemstones Set of 5 14.50Ctw

  • Current Bid: $30.00
  • 0 bids
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Photo of Opal Loose Gemstone Set Of 5,3.5CTW Minimum

Opal Loose Gemstone Set Of 5,3.5CTW Minimum

  • Current Bid: $10.00
  • 0 bids
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Photo of Set of 7 Brazilian dendritic agate 103.61ctw mixed shapes and sizes tablet

Set of 7 Brazilian dendritic agate 103.61ctw mixed shapes and sizes tablet

  • Current Bid: $30.00
  • 0 bids
  • Time Left: --