Bathyscaphe Quantième Complet Phases de Lune, automatic, Calibre 6654.P.4 with silicon balance-spring, secured movement and 72‑hour power reserve; green sunburst dial with complete calendar (day, date, month), moon‑phase and small seconds; unidirectional satin‑brushed black ceramic bezel with green ceramic insert and Liquidmetal® hour-markers; 43.6 mm hand-finished black ceramic case (also offered on ceramic bracelet) with sapphire exhibition back; water resistance to 30 bar (300 m); green ceramic high‑tech bracelet or sail‑canvas/NATO strap options with pin or deployant buckle .