Untreated

Your gemstone search

Showing 209–224 of 446 results

  • 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
  • Purplesapphire

    Purplesapphire

    2,268 ct. | VI/D
    GLA
    €900.00
  • Purplesapphire

    Purplesapphire

    2,217 ct. | V/E
    GLA
    €700.00
  • Purplesapphire

    Purplesapphire

    1,134 ct. | V/D
    GLA
    €500.00
  • Purplesapphire

    Purplesapphire

    1,378 ct. | VI/C
    GLA
    €600.00
  • Purplesapphire

    Purplesapphire

    1,165 ct. | IV/D
    GLA
    €850.00
  • Purplesapphire

    Purplesapphire

    1,725 ct. | V/D
    GLA
    €850.00
  • Purplesapphire

    Purplesapphire

    1,805 ct. | VI/E
    GLA
    €600.00
  • Purplesapphire

    Purplesapphire

    3,327 ct. | VI/D
    GLA
    €1,500.00
  • Purplesapphire

    Purplesapphire

    1,785 ct. | VI/D
    GLA
    €700.00
  • Purplesapphire

    Purplesapphire

    2,714 ct. | VI/E
    GLA
    €1,300.00
  • Purplesapphire

    Purplesapphire

    2,348 ct. | IV/E
    GLA
    €1,700.00

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]