Replacement Pen - CaratScreenPen V1 jewelry box Capacity: up to 5 mm

Capacity: up to 5 mm round and 4 mm square

and durability in a space-saving design

This new book on diamonds is conceived both for the general public (but not just as a 'coffee-table book') and for professionals who are looking for quick information

Backed by Japanese engineering and a one-year guarantee

Replacement reduction plate / die for ring stretcher & reducer tools

Replacement Pen - CaratScreenPen V1 jewelry box Capacity: up to 5 mmThe Goldanalytix Replacement Pen V1 is specifically designed for use with the CaratScreenPen V1 (models produced before February 2026). This original replacement measuring pen ensures continued precision and reliable gold testing once your existing pen reaches the end of its service life. This product is used exclusively with the CaratScreenPen V1 gold tester. Product Features at a Glance Compatible only with CaratScreenPen V1 (before February 2026)