925 (Sterling Silver) Curved Carat Hallmark Stamp

925 (Sterling Silver) Curved Carat Jewellery Hallmark Stamp Punch

This quality 925 German-made carat stamp is .75mm high. This is the hallmark you need to use for sterling silver (an alloy of 92.5% silver and 7.5% copper).

This punch is also part of   the Lost Wax Jewellery Tool Starter Kit , the  Ultimate Lost Wax Jewellery Tool Kit   and   the Premium Jewellery Tool Starter Kit .