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Natural 1.70ct GIA Certified Colour Change Sapphire Untreated Round 6.7x6.5mm

$1,514.04
£1,100
€1,286.98
CA$2,069.25
A$2,252.55
CHF 1,195.65
MX$27,103.01
NOK 15,150.56
SEK 13,882.19
DKK 9,611.09

About the Item

Natural 1.70ct GIA Certified Colour Change Sapphire Untreated Round 6.7x6.5mm Rare Untreated Colour Change Sapphire Gemstone. 1.70 Carat unheated sapphire with a rare colour change effect. Changing colour depending on the light its viewed in. Very rare for natural gemstones, especially Sapphires. Changes colour from a violetish-blue in white daylight to a purple in incandescent or artificial light. Very rare and stunning to see. Also very hard to capture in photos. Unique gem. Fully certified by GIA confirming stone as natural, untreated and colour change effect. It also has an excellent round cut and polish to show great shine and colour, would look lovely in a piece of high end jewellery. Untreated colour change sapphire. Very rare gemstone. Also has excellent clarity, a very clean stone. VVS.
  • Stone:
  • Stone Cut:
  • Weight:
    1.7 ct
  • Dimensions:
    Height: 0.27 in (6.7 mm)Width: 0.26 in (6.5 mm)
  • Period:
  • Date of Manufacture:
    2025
  • Condition:
  • Seller Location:
    Birmingham, GB
  • Reference Number:
    1stDibs: LU797327443132

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