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 465–480 of 639 results

  • Sapphire

    Sapphire

    1,160 ct. | VII/C
    64711
    €800.00
  • Sapphire

    Sapphire

    1,107 ct. | IV/C
    64713
    €1,000.00
  • Sapphire

    Sapphire

    1,205 ct. | VII/C
    64709
    €700.00
  • Sapphire

    Sapphire

    1,235 ct. | VII/C
    64712
    €700.00
  • Sapphire

    Sapphire

    1,082 ct. | IV/D
    64714
    €1,000.00
  • Sapphire

    Sapphire

    6,303 ct. | IV/C
    56111
    €41,500.00
  • Sapphire

    Sapphire

    11,029 ct. | V/E
    53491
    €38,000.00
  • Sapphire

    Sapphire

    4,068 ct. | IV/C
    50196
    €22,000.00
  • Sapphire

    Sapphire

    2,047 ct. | V/E
    47686
    €1,100.00
  • Sapphire

    Sapphire

    1,740 ct. | VI/D
    47575
    €950.00
  • Sapphire

    Sapphire

    1,350 ct. | IV/D
    49769
    €1,200.00
  • Sapphire

    Sapphire

    5,840 ct. | IV/D
    50718-2
    €23,000.00
  • Sapphire

    Sapphire

    3,077 ct. | II/C
    64823-1
    €3,400.00
  • Sapphire

    Sapphire

    2,019 ct. | III/D
    64833-1
    €16,000.00
  • Sapphire

    Sapphire

    1,524 ct. | III/C
    64401-1
    €4,400.00
  • Sapphire

    Sapphire

    1,806 ct. | IV/C
    64387-1
    €5,400.00

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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