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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Size 51 x 24 x 25cm (W x D x H)
29 x 18 x (16 x 13mm)
Vallorbe 2405 - Swiss Made - Invest in the Best
022 - Swiss Made
Solar Battery Area: 98 * 18mm
1.15ct Oval Faceted Sapphire 6.5x4.8mm Vallorbe Swiss Set Size 51 x 24 xSapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. 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 finest sapphires in colour and clarity are located in Kashmir, Myanmar and Sri Lanka. Nowadays the main sources of sapphires are: