6.30ct Cushion Cut Cabochon Opal 19.4x11.6mm Leg Clock Movement Clamps 28 Degree Angled Punch

28 Degree Angled Punch

Swiss style base

2 chucks for oyster cases

Use the measuring gauge to determine the tube/wire length size

Centre positioning dies for disc cutter

6.30ct Cushion Cut Cabochon Opal 19.4x11.6mm Leg Clock Movement Clamps 28 Degree Angled PunchOpal is probably the most famous phenomenal stone displaying the unparalleled play of colour, a rainbow coloured kaleidoscopic effect. The name opal derives from the word 'opalus' given by the Romans, which is Latin for 'precious stone'. They can be fragile which makes it more suitable for jewellery such as necklaces, brooches and earrings that are less likely to be knocked. Opal is the birthstone for October. Mohs Scale of Hardness: 5. 5 6. 5