4.27ct Round Cabochon White Star Sapphire 8.9-8.5mm Zeiss Loupe Auto power-off feature saves battery

Auto power-off feature saves battery life for long lasting use

offering a quick and simple service to your customers

With air holes designed to aid in and maintain a cool stable cutting pattern and reduced wear

This item is specially designed to measure the distance precisely

15mm (Largest Ø)

4.27ct Round Cabochon White Star Sapphire 8.9-8.5mm Zeiss Loupe Auto power-off feature saves batterySapphire 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: