Gemstone Online Shop

Buy untreated, natural colored, investment-grade gemstones in our online store. All our gemstones available for purchase are accompanied by certificates from internationally recognized gemological institutes.

You can easily buy our gems directly online, or submit inquiries regarding specific stones.

Your gemstone search

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The photos presented here by The Natural Gem show each gemstone as it is. The photos are not post-processed, color changed and the gemstones are not optically optimized in their purity.

Showing 305–320 of 639 results

  • Purplesapphire

    Purplesapphire

    0,900 ct. | IV/C
    GLA
    €600.00
  • Purplesapphire

    Purplesapphire

    1,002 ct. | VI/D
    GLA
    €500.00
  • Purplesapphire

    Purplesapphire

    1,012 ct. | V/D
    GLA
    €800.00
  • Purplesapphire

    Purplesapphire

    1,082 ct. | V/D
    GLA
    €500.00
  • Purplesapphire

    Purplesapphire

    1,327 ct. | V/D
    GLA
    €700.00
  • Purplesapphire

    Purplesapphire

    1,735 ct. | VI/D
    GLA
    €1,100.00
  • Purplesapphire

    Purplesapphire

    3,099 ct. | VI/D
    GLA
    €1,600.00
  • Purplesapphire

    Purplesapphire

    3,566 ct. | V/D
    GLA
    €4,800.00
  • Purplesapphire

    Purplesapphire

    1,265 ct. | V/D
    GLA
    €1,000.00
  • Purplesapphire

    Purplesapphire

    1,374 ct. | V/D
    GLA
    €1,000.00
  • Purplesapphire

    Purplesapphire

    1,419 ct. | V/D
    GLA
    €1,000.00
  • Purplesapphire

    Purplesapphire

    1,616 ct. | VI/D
    GLA
    €1,200.00
  • Purplesapphire

    Purplesapphire

    0,880 ct. | IV/D
    GLA
    €600.00
  • Purplesapphire

    Purplesapphire

    0,955 ct. | V/E
    GLA
    €500.00
  • Purplesapphire

    Purplesapphire

    0,975 ct. | V/E
    GLA
    €500.00
  • Purplesapphire

    Purplesapphire

    1,021 ct. | V/E
    GLA
    €500.00

Facts

properties of sapphire

  • Belongs mineralogically to corundum
  • Hardness grade 9
  • Chemical formula: Al2O3
  • Includes all colors except red, red corundum is called "ruby
  • Coloration generally by metal oxides (e.g. blue: titanium oxide)
  • High density of 3.9 - 4.1

origin

worth knowing

  • Oldest known locality: Burma
  • The legendary place of discovery: "Kashmir"
  • Assigned to the planet Saturn
  • Besides blue, pink sapphire is especially sought after: "hot pink".
  • The most recently discovered localities are Madagascar and Ethiopia

investment in sapphire

  • second most suitable of all gemstones for investment
  • less rare than ruby but also strongly increasing in value
  • Stones should have at least 1 ct weight, better from 3 ct.
  • larger stones have higher increase in value
  • Experts reckon with 6% increase in value per year
  • beautiful sparkling sapphires are preferable
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