6.14ct Oval Cabochon Opal 16.5x10.5mm Bergeon 30007-B050 Ø0.50mm Pivot 5m length include the probe)

5m length include the probe)

Laser Output: 5mW

1 * PEAKMETER PM6501 Digital Thermometer

Bergeon 6173 Swiss Made Glass Fitting & Case Closing Precision Press

Superior quality diamond coating

6.14ct Oval Cabochon Opal 16.5x10.5mm Bergeon 30007-B050 Ø0.50mm Pivot 5m length include the probe)Opal 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