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 33–48 of 639 results

  • Blue Sapphire

    Blue Sapphire

    12,657 ct. | V/C
    GLA GÜB CGL
    €53,000.00
  • Blue Sapphire

    Blue Sapphire

    6,303 ct. | IV/C
    GLA GÜB CGL
    €41,500.00
  • Blue Sapphire

    Blue Sapphire

    6,142 ct. | IV/C
    GLA GÜB
    €47,500.00
  • Blue Sapphire

    Blue Sapphire

    3,940 ct. | VI/E
    GLA
    €1,300.00
  • Blue Sapphire

    Blue Sapphire

    6,226 ct. | VI/D
    GLA
    €5,800.00
  • Blue Sapphire

    Blue Sapphire

    1,292 ct. | VI/B
    GLA
    €900.00
  • Blue Sapphire

    Blue Sapphire

    1,437 ct. | VI/D
    GLA
    €800.00
  • Blue Sapphire

    Blue Sapphire

    1,503 ct. | VII/C
    GLA
    €1,000.00
  • Blue Sapphire

    Blue Sapphire

    1,527 ct. | VI/D
    GLA
    €1,000.00
  • Blue Sapphire

    Blue Sapphire

    1,530 ct. | VI/C
    GLA
    €900.00
  • Blue Sapphire

    Blue Sapphire

    1,552 ct. | VI/D
    GLA
    €800.00
  • Blue Sapphire

    Blue Sapphire

    1,162 ct. | VI/C
    GLA
    €1,000.00
  • Blue Sapphire

    Blue Sapphire

    1,052 ct. | VI/D
    GLA
    €700.00
  • Blue Sapphire

    Blue Sapphire

    1,117 ct. | VI/C
    GLA
    €700.00
  • Blue Sapphire

    Blue Sapphire

    1,990 ct. | VI/C
    GLA
    €2,600.00
  • Blue Sapphire

    Blue Sapphire

    7,585 ct. | VI/F
    GLA
    €6,000.00

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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