Cushion

Your gemstone search

  • Blue Sapphire

    Blue Sapphire

    0,996 ct. | VI/C
    GLA LGL
    S$864.65
  • Blue Sapphire

    Blue Sapphire

    6,164 ct. | IV/D
    GLA SSEF GIA
    S$64,848.65
  • Blue Sapphire

    Blue Sapphire

    19,337 ct. | VI/E
    GLA GÜB CGL
    S$63,407.56
  • Blue Sapphire

    Blue Sapphire

    7,727 ct. | V/D
    GLA GÜB CGL
    S$39,629.73
  • Blue Sapphire

    Blue Sapphire

    9,528 ct. | V/D
    GLA GÜB CGL
    S$47,555.67
  • Blue Sapphire

    Blue Sapphire

    5,072 ct. | II/C
    GLA GÜB GII
    S$95,111.35
  • Blue Sapphire

    Blue Sapphire

    12,657 ct. | V/C
    GLA GÜB CGL
    S$76,377.29
  • Blue Sapphire

    Blue Sapphire

    11,069 ct. | V/D
    GLA GÜB CGL
    S$68,451.35
  • Chrome Tourmaline

    Chrome Tourmaline

    3,581 ct. | IV/C
    GLA
    S$1,729.30
  • Chrome Tourmaline

    Chrome Tourmaline

    1,618 ct. | IV/C
    GLA
    S$720.54
  • Chrome Tourmaline

    Chrome Tourmaline

    1,744 ct. | IV/C
    GLA
    S$864.65
  • Chrome Tourmaline

    Chrome Tourmaline

    2,573 ct. | IV/D
    GLA
    S$936.70
  • Chrome Tourmaline

    Chrome Tourmaline

    2,757 ct. | IV/D
    GLA
    S$1,152.86
  • Chrome Tourmaline

    Chrome Tourmaline

    2,753 ct. | IV/C
    GLA
    S$1,296.97
  • Color Change Sapphire

    Color Change Sapphire

    10,541 ct. | V/D
    GLA GÜB CGL
    S$90,788.10
  • Color change sapphire

    Color change sapphire

    7,04 ct. | V/C
    GLA GÜB
    S$49,717.29

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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