HYT Caliber 101

Caliber 101 is a hand-wound hydro-mechanical movement developed by HYT with Chronode. It operates at 28,800 vph (4 Hz) with a 65-hour power reserve and 35 jewels. The movement displays hours using two immiscible fluids in a retrograde capillary, a signature feature of the brand. It remains in production and powers the H1 collection.