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 65–80 of 639 results

  • Blue Sapphire

    Blue Sapphire

    5,548 ct. | IV/E
    GLA GÜB CGL
    €27,000.00
  • Blue Sapphire

    Blue Sapphire

    1,625 ct. | VI/D
    GLA LGL
    €1,300.00
  • Blue Sapphire

    Blue Sapphire

    6,661 ct. | V/C
    GLA CGL
    €24,000.00
  • Blue Sapphire

    Blue Sapphire

    8,635 ct. | VI/E
    GLA
    €13,000.00
  • Blue Sapphire

    Blue Sapphire

    6,174 ct. | IV/C
    GLA GÜB GRS
    €45,000.00
  • Blue Sapphire

    Blue Sapphire

    1,373 ct. | VII/D
    GLA LGL
    €800.00
  • Blue Sapphire

    Blue Sapphire

    1,133 ct. | VI/C
    GLA GIC
    €1,300.00
  • Blue Sapphire

    Blue Sapphire

    1,662 ct. | VI/C
    GLA LGL
    €1,200.00
  • Blue Sapphire

    Blue Sapphire

    1,665 ct. | VI/C
    GLA IGLC
    €1,600.00
  • Blue Sapphire

    Blue Sapphire

    1,532 ct. | V/C
    GLA LGL
    €1,700.00
  • Blue Sapphire

    Blue Sapphire

    5,077 ct. | IV/D
    GLA
    €18,500.00
  • Blue Sapphire

    Blue Sapphire

    6,101 ct. | V/C
    GLA
    €19,000.00
  • Blue Sapphire

    Blue Sapphire

    5,035 ct. | V/C
    GLA
    €17,000.00
  • Blue Sapphire

    Blue Sapphire

    5,072 ct. | II/C
    GLA GÜB GII
    €66,000.00
  • Blue Sapphire

    Blue Sapphire

    9,528 ct. | V/D
    GLA GÜB CGL
    €33,000.00
  • Blue Sapphire

    Blue Sapphire

    3,151 ct. | V/C
    60686-1
    €8,800.00

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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