Untreated

Your gemstone search

  • Blue Sapphire

    Blue Sapphire

    0,857 ct. | VI/D
    GLA
    €500.00
  • Blue Sapphire

    Blue Sapphire

    7,826 ct. | V/E
    GLA CGL
    €17,000.00
  • Blue Sapphire

    Blue Sapphire

    19,337 ct. | VI/E
    GLA GÜB CGL
    €44,000.00
  • Blue Sapphire

    Blue Sapphire

    0,907 ct. | VI/D
    GLA
    €500.00
  • Blue Sapphire

    Blue Sapphire

    0,95 ct. | VI/C
    GLA TGL
    €700.00
  • Blue Sapphire

    Blue Sapphire

    1,118 ct. | VI/C
    GLA TGL
    €900.00
  • Blue Sapphire

    Blue Sapphire

    1,727 ct. | VI/C
    GLA
    €1,300.00
  • Blue Sapphire

    Blue Sapphire

    1,579 ct. | VII/C
    GLA
    €1,200.00
  • Blue Sapphire

    Blue Sapphire

    0,56 ct. | V/B
    GLA
    €500.00
  • Blue Sapphire

    Blue Sapphire

    0,719 ct. | V/D
    GLA
    €500.00
  • 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

    0,996 ct. | VI/C
    GLA LGL
    €600.00
  • 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

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
close
[cleverreach form=219969]