Hallmark Stamp .750 For Ring Stamping Machine & Jewelry Marking Pliers
Single unit weight: -- lbs / -- kg
Single unit weight: -- lbs / -- kg
This .750 hallmark stamp is secured into both the ring stamping machine and the jewelry marking pliers by a set-screw. Impression height is 0.80 mm unless otherwise noted. These stamps are slightly radiused for the inside of rings.
.750 is the European standard to signify 18k gold
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