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Investment Gemstones

This collection brings together our full range of Investment Gemstones – rubies, sapphires, emeralds, tanzanites, spinels, and alexandrites. Each stone is carefully selected for its certified quality, rarity, and stability.

Recognized as reliable hard assets, these gemstones are valued by discerning investors seeking portfolio diversification, wealth preservation, and long-term security beyond traditional markets.

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Tanzanite - 14.28 ct
Tanzanite - 14.28 ct Sale price198.243,00 CZK
Tanzanite - 10.89 ct
Tanzanite - 10.89 ct Sale price196.302,00 CZK
Natural Tanzanite 9.86 ct – Round Cut, Purplish Blue
Natural Tanzanite 9.86 ct – Round Cut, Purplish Blue Sale price188.962,00 CZK
Tanzanite - 15.21 ct
Tanzanite - 15.21 ct Sale price186.350,00 CZK
Tanzanite - 14.36 ct
Tanzanite - 14.36 ct Sale price173.910,00 CZK
Tanzanite - 12.68 ct
Tanzanite - 12.68 ct Sale price173.910,00 CZK
Natural Tanzanite 9.02 ct – Heart Cut, Purplish Blue
Natural Tanzanite 9.02 ct – Heart Cut, Purplish Blue Sale price173.288,00 CZK
Natural Tanzanite 9.08 ct – Oval Cut, Heated
Natural Tanzanite 9.08 ct – Oval Cut, Heated Sale price173.064,00 CZK
Natural Tanzanite 8.96 ct – Cushion Cut, Purplish Blue
Natural Tanzanite 8.96 ct – Cushion Cut, Purplish Blue Sale price172.169,00 CZK
Tanzanite - 12.55 ct
Tanzanite - 12.55 ct Sale price165.451,00 CZK
Tanzanite - 11.06 ct
Tanzanite - 11.06 ct Sale price154.380,00 CZK
Natural Tanzanite 7.58 ct – Cushion Cut, Purplish Blue
Natural Tanzanite 7.58 ct – Cushion Cut, Purplish Blue Sale price148.906,00 CZK
Tanzanite - 10.74 ct
Tanzanite - 10.74 ct Sale price148.035,00 CZK
Natural Tanzanite 6.91 ct – Pear Cut, Purplish Blue
Natural Tanzanite 6.91 ct – Pear Cut, Purplish Blue Sale price133.928,00 CZK
Tanzanite - 10.04 ct
Tanzanite - 10.04 ct Sale price133.107,00 CZK
Tanzanite - 10.03 ct
Tanzanite - 10.03 ct Sale price131.838,00 CZK
Natural Tanzanite 6.60 ct – Heart Cut, Purplish Blue
Natural Tanzanite 6.60 ct – Heart Cut, Purplish Blue Sale price128.131,00 CZK
Tanzanite - 10.08 ct
Tanzanite - 10.08 ct Sale price124.375,00 CZK
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Sosna Gems is not a licensed financial advisor. Gemstones are collectibles, not securities. Past performance is not indicative of future results. Legal & risk disclosure .