2.59ct Cushion Cut Sapphire 7.3x6.8mm Bergeon 6032 Polishing "Anti-Static" Cloth Frequency Range: 50Hz~2000MHz

Frequency Range: 50Hz~2000MHz

Item Size: 16 * 9 * 3

Large Hole Diameter Disk Cutter

Enhanced accuracy and consistency

58 * 58 * 32mm / 2

2.59ct Cushion Cut Sapphire 7.3x6.8mm Bergeon 6032 Polishing "Anti-Static" Cloth Frequency Range: 50Hz~2000MHzSapphire 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