1.55ct Cushion Cut Pinkish Red Spinel 7x6.6mm watch testing soil-free growing

soil-free growing

rust resistant and easy to clean

Blue (hard)

Dial adjustment headband conforms to comfortably fits most head sizes

1.55ct Cushion Cut Pinkish Red Spinel 7x6.6mm watch testing soil-free growingSpinel 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. Spinel used to be offered as a ruby alternative but nowadays it is praised for its own special characteristics. Some spinels display phenomena such as colour change and asterism. Usually, spinels look clean to the naked eye.; Stone Size (mm): 7. 00x6. 60x4. 42mm;