GT34 Natural Obsidian Gold Test Stone 3x2
$1199
MSRP
MSRP
- GT34
Natural obsidian test stones have been used for testing for for many yeas and give precise readings when testing for gold purity.
Obsidian test stones have a smoother surface and provides a consistent and reliable reading without causing damage to the piece of jewelry being tested
Natural obsidian test stones have been used for testing for for many yeas and give precise readings when testing for gold purity.
Obsidian test stones have a smoother surface and provides a consistent and reliable reading without causing damage to the piece of jewelry being tested
