Precious metals and their alloys; jewelry, i.e. rings, earrings, cuff links, bracelets, charms, brooches, chains, necklaces, tie pins, tie clips, jewelry caskets, jewelry cases; precious stones; semi-precious stones; watches and chronometric instruments, i.e. chronometers, chronographs, clocks, watches, wristwatches, clocks, alarm clocks, as well as parts and accessories for the aforementioned products, i.e. hands, anchors, balance wheels, barrels, watch cases, watch bracelets, watch dials, frames, watch chains, watch movements, watch springs, watch glasses, watch cases, cases for watchmaking.

Calibration services in the field of time measurement and indication.