0.99ct Octagon Cut Dark Blue Sapphire 6.5x4.7mm Bergeon 6283D

0.99ct Octagon Cut Dark Blue Sapphire 6.5x4.7mm Bergeon 6283DSapphire 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:

Dimensions Ø100 x 15mm

Holder with slide locking steel jaws

The organizer body is transparent

A brass brush can be used to remove any residue around the characters to ensure a clean stamp

Provides extra stability

For grinding aluminum plate

Item diameter: 22cm / 8

Clear LCD with backlight

With 4 presses

Bergeon 6527-40-C

Compact ergonomic design

metal work