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 273–288 of 639 results

  • Purple Sapphire

    Purple Sapphire

    1,819 ct. | V/D
    GLA
    €700.00
  • Purple Sapphire

    Purple Sapphire

    3,616 ct. | VII/E
    GLA
    €900.00
  • Purple Sapphire

    Purple Sapphire

    5,911 ct. | VII/E
    GLA
    €2,000.00
  • Purple Sapphire

    Purple Sapphire

    2,358 ct. | V/E
    GLA
    €1,300.00
  • Purple Sapphire

    Purple Sapphire

    2,453 ct. | V/E
    GLA
    €1,000.00
  • Purple Sapphire

    Purple Sapphire

    2,708 ct. | V/E
    GLA
    €1,000.00
  • Purple Sapphire

    Purple Sapphire

    2,788 ct. | V/D
    GLA
    €1,100.00
  • Purple Sapphire

    Purple Sapphire

    3,121 ct. | IV/D
    GLA
    €2,400.00
  • Purple Sapphire

    Purple Sapphire

    3,320 ct. | VI/D
    GLA
    €1,300.00
  • Purple Sapphire

    Purple Sapphire

    1,465 ct. | IV/E
    GLA
    €700.00
  • Purple Sapphire

    Purple Sapphire

    2,533 ct. | IV/D
    GLA
    €1,500.00
  • Purple Sapphire

    Purple Sapphire

    2,682 ct. | V/E
    GLA
    €1,100.00
  • Purple Sapphire

    Purple Sapphire

    2,804 ct. | V/E
    GLA
    €1,300.00
  • Purple Sapphire

    Purple Sapphire

    1,333 ct. | IV/D
    GLA
    €900.00
  • Purple Sapphire

    Purple Sapphire

    4,402 ct. | VI/D
    GLA
    €6,000.00
  • Purplesapphire

    Purplesapphire

    3,469 ct. | VI/E
    GLA
    €1,600.00

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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