7.58ct Cushion Cut Pink Tourmaline 12mm Bergeon 5356 Pocket and Wrist Watch Mainspring Winder Round Edge Size 6 WS

Round Edge Size 6 WS

Straight blade

Surface Treatment: Zinc Plating

Current: 8A

Length 12cm

7.58ct Cushion Cut Pink Tourmaline 12mm Bergeon 5356 Pocket and Wrist Watch Mainspring Winder Round Edge Size 6 WSTourmalines are found in a wide range of colours, pink, green, blue, orange, yellow, brown, black, and colourless. Bi coloured Tourmalines are also common and stones which are coloured pink to green are known as watermelon tourmaline. Tourmalines can also display cat's eye chatoyancy, which is caused by parallel fibres running through the stone.; Tourmaline is found in many countries including Madagascar, Brazil, USA, Burma, Sri Lanka, Botswana and