0.60ct Oval Faceted Green Sapphire 6.7x5.5mm Cyclomotion Vallorbe 1367 - Swiss Made

Vallorbe 1367 - Swiss Made - Invest in the Best

The bowl can hold up to 8 rings per batch using 60-70 grams of pins

Head length 57mm

The tiny size and 640X magnification is very suitable for children to develop science interest

Dimensions: Length x (Cut)

0.60ct Oval Faceted Green Sapphire 6.7x5.5mm Cyclomotion Vallorbe 1367 - Swiss MadeSapphire 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