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

Your choice

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 433–448 of 639 results

  • Sapphire

    Sapphire

    1,569 ct. | IV/C
    GLA
    €1,600.00
  • Sapphire

    Sapphire

    11,420 ct. | V/D
    GLA
    €60,000.00
  • Sapphire

    Sapphire

    1,050 ct. | VI/D
    GLA
    €600.00
  • Sapphire

    Sapphire

    4,012 ct. | VI/C
    GLA
    €4,400.00
  • Sapphire

    Sapphire

    10,541 ct. | V/D
    GLA
    €63,000.00
  • Sapphire

    Sapphire

    5,204 ct. | V/C
    GLA
    €20,000.00
  • Sapphire

    Sapphire

    1,148 ct. | VI/C
    GLA
    €850.00
  • Sapphire

    Sapphire

    1,653 ct. | V/C
    GLA
    €900.00
  • Sapphire

    Sapphire

    1,152 ct. | V/C
    GLA
    €1,400.00
  • Sapphire

    Sapphire

    6,179 ct. | IV/C
    GLA
    €28,000.00
  • Sapphire

    Sapphire

    6,110 ct. | IV/E
    GLA
    €19,000.00
  • Sapphire

    Sapphire

    1,167 ct. | V/C
    GLA
    €1,600.00
  • Sapphire

    Sapphire

    7,982 ct. | V/D
    GLA
    €34,000.00
  • Sapphire

    Sapphire

    5,795 ct. | III/C
    GLA
    €16,800.00
  • Sapphire

    Sapphire

    3,748 ct. | VIII/D
    GLA
    €2,300.00
  • Sapphire

    Sapphire

    1,774 ct. | VI/D
    GLA
    €1,000.00

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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