1.17ct Octagon Cut Purple Spinel Jewellers Microscope uniform finish throughout their lifespan

uniform finish throughout their lifespan

Up to 10 testing positions manually selectable

Swisotech S8140

Light Source's Frequency: 50HZ

convenient for use

1.17ct Octagon Cut Purple Spinel Jewellers Microscope uniform finish throughout their lifespanSpinel used to be offered as a ruby alternative but nowadays it is praised for its own special characteristics. Spinel can be red, pink, orange, purple, violet or blue. Red and pink are caused by traces of chromium, orange and purple by chromium and iron and dark blues by traces of iron and cobalt. Transparency: transparent to opaque Mohs scale: 8 Sources: Sri Lanka, Afghanistan, Myanmar, Tanzania and Madagascar.; Stone Size: 6. 4x5. 2x4. 1; Carat