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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
1 to 8 Working Stations Possible
Internal Ø34mm
Watchmatic 2 & 3
Slide a piece of a metal rod with an “L” bend through this hole and lock
1.82ct Pair of Cushion Cut Sapphires 5.8x5.1mm Zenith 400 Series Movement Holder 1 to 8 Working StationsSapphire 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:
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