Rare Gemstones for Sale

Showing 7309–7336 of 8534 results

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  Stromatolite 3.45 ct

  $50.00
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  Stromatolite 3.54 ct

  $60.00
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  Stromatolite 137.96 ct Oval Cabochon Collection (2) 66.70 x 37.40 x 7.50 mm y1022

  $210.00
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  Stromatolite 18.93 ct Oval Cabochon 28.70 x 20.80 x 3.80 mm z321

  $39.00
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  Stromatolite 19.73 ct Fancy Cabochon 33.60 x 16.50 x 4.80 mm max4874

  $44.00
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  Stromatolite 22.49 ct Oval Cabochon 34.60 x 19.40 x 3.80 mm z330

  $65.00
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  Stromatolite 22.96 ct. Oval Cabochon 31.60 x 23.70 x 4.10 mm y98891

  $29.00
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  Stromatolite 24.52 ct. Matching Cabochon 50.00 x 16.50 mm y100507

  $117.00
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  Stromatolite 24.52 ct. Matching Pair Cabochon 22.50 x 16.50 mm y100506

  $50.00
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  Stromatolite 31.01 ct Oval Cabochon 42.80 x 18.60 x 5.00 mm max4871

  $66.00
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  Stromatolite 32.06 ct Oval Cabochon 47.00 x 18.40 x 4.90 mm max4878

  $50.00
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  Stromatolite 46.58 ct. Oval Cabochon 39.40 x 29.50 x 5.10 mm y98943 rare

  $101.00
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  Stromatolite 47.85 ct Oval Cabochon 39.50 x 29.30 x 5.20 mm W039

  $49.00
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  Stromatolite 49.19 ct. Matching Pair Cabochon 22.50 mm y100508

  $97.00
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  Stromatolite 49.40 ct Oval Cabochon 42.90 x 22.30 x 6.20 mm max4880

  $77.00
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  Stromatolite 56.9280 ct. Oval Cabochon 42.50 x 31.70 x 5.00 mm y100213

  $85.00
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  Stromatolite 59.90 ct. Oval Cabochon 43.30 x 30.20 x 5.20 mm y100212

  $100.00
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  Stromatolite 60.06 ct Bag Cabochon 40.01 x 31.30 x 4.80 mm y1021

  $82.00
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  Stromatolite 61.92 ct. Oval Cabochon 50.00 x 29.80 x 5.40 mm y98892

  $70.00
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  Stromatolite 63.04 ct. Oval Cabochon 49.80 x 29.00 x 5.50 mm y100211

  $110.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 24.864 ct

  $440.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 3.43 ct

  $40.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 5.47 ct

  $75.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 5.56 ct

  $75.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 5.80 ct

  $70.00
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  Stromatolite Collenia Undosa Fossil Proterozoic (2.1 b.y.o.) 6.71 ct

  $74.00
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  Stromatolite Fossil 0.61 ct

  $25.00
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  Stromatolite Fossil 1.77 ct

  $40.00