7.48ct Mauve Octagon Cut Sapphire Certified Unheated and of Sri Lankan Origin 12x9mm Jewellery Boxes 00mm Barrel Arbor Holder

00mm Barrel Arbor Holder

Extra fine

Vallorbe 1170 - Swiss Made - Invest in the Best

For both hole and loop end mainsprings

7.48ct Mauve Octagon Cut Sapphire Certified Unheated and of Sri Lankan Origin 12x9mm Jewellery Boxes 00mm Barrel Arbor HolderSapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur in orange, yellow, green, brown, purple, pink, black and colourless. Red and reddish pink coloured corundum is referred to as ruby. The variety in colours is due to trace amounts of elements such as iron, titanium, chromium, copper and magnesium. Mohs Scale of Hardness: 9 (out of 10). Sources: Mines that have yielded the