48.43ct Pair of Kite Shape Boulder Opals 40x20mm Horotec MSA 03.622 Multi Function Tool Graver For Engravers

Graver For Engravers

Superb Swiss quality pliers

Traditional shape popular for many years

10ct - Ø3

9ct Yellow Easy - 650-720°C

48.43ct Pair of Kite Shape Boulder Opals 40x20mm Horotec MSA 03.622 Multi Function Tool Graver For EngraversOpal 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