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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Specifications: Barrel type
Use to measure the amount of Oxidation Reduction Potential (ORP) level
All attachments are magnetized so that the work can be carried out precisely and easily
Lever action movement
type: Watch Closing Tool
1.01ct Oval Faceted Spinel 6.5x5.2mm Onyx Specifications: Barrel typeSpinel 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): 6. 52x5. 17x4. 12;