310.60.42.50.01.001Ref

Debuting in 2021 within the renewed Moonwatch Professional collection, the ref. 310.60.42.50.01.001 is a full Sedna Gold execution with a 42 mm asymmetrical case (47.50 mm lug-to-lug, ~13.18 mm thick), Sedna Gold bezel with black ceramic tachymeter insert (dot over 90), sapphire front and caseback, and 5 bar water resistance. Its black stepped dial, in fourth-generation Speedmaster design language, features applied Sedna Gold hour markers and Omega logo, Moonwatch-style hands, and the established Moonwatch sub-dial arrangement (small seconds, 30-minute, 12-hour). It is powered by the manually wound Co-Axial Master Chronometer Calibre 3861 (METAS-certified, 3 Hz, ~50-hour reserve, free-sprung silicon balance, anti-magnetic to 15,000 gauss, rhodium-plated) and comes on a Sedna Gold bracelet with a comfort-adjustment foldover clasp.