Glossary

Is a traditional Japanese polishing technique that involves a highly precise and meticulous polishing process to achieve a flawless, mirror-like finish on metal surfaces, particularly stainless steel.

This technique requires the use of specialized and delicate handcrafted tools to create a smooth and distortion-free surface with sharp edges and angles. Zaratsu polishing is renowned for its exceptional craftsmanship and attention to detail, and it is applied to watch cases, bracelets, and other components.

Zaratsu' is the Japanese pronunciation of the name of a European company that used to make a polishing machine and is what the Grand Seiko polishers called the process that involves using that machine.