18K Straight Square Shank Hallmark Stamp 1/25" (1.00mm) Impression Height Task Lighting with each size carrying corresponding

with each size carrying corresponding height and width dimensions

8mm round center stone

Made in the USA and Germany

each mounting arrives ready for setting and sizing—precision-made for professional jewelers who demand consistent quality and a refined finish

18K Straight Square Shank Hallmark Stamp 1/25" (1.00mm) Impression Height Task Lighting with each size carrying correspondingThis straight square shank 18K hallmark stamp is precision cut from heat treated tool steel, designed for marking gold alloys containing no less than 75% pure gold by weight. The straight shank configuration is ideal for stamping flat surfaces, leaving a clean, sunken impression with each strike. The 1 25" (1. 00mm) measurement refers to the height of the impression, not the width. If you need to mark the inside of rings or curved interior surfaces, a