1.66ct Oval Cabochon Grey Opal from Australia stacker-ring 84 carats in a cushion

84 carats in a cushion cut — heated

Gem Type: Hessonite Garnet

SKU: GIAAQ0361

A blue spinel of 2

SKU: AX0025

1.66ct Oval Cabochon Grey Opal from Australia stacker-ring 84 carats in a cushionA multi coloured opal of 1. 66 carats in an oval cut unheated, from Australia, with some inclusions you can see. Opal's play of colour comes from microscopic silica spheres splitting light into flashes of colour. Gem Details Gem Type: Opal Number of stones: 1 Weight: 1. 66 cts Measurements: 11. 95 7. 64 2. 88 mm Shape: Oval Cabochon Transparency: Opaque Clarity: N A Colour: Grey with Play of Colour Hue: Grey with Play of Colour Tone: 2 Very Light (N9)