Omega caliber 1620 is a quartz movement with a digital display, measuring 29 mm in diameter. It features a full calendar showing date and day, along with a split-seconds chronograph and small seconds. The movement is powered by two batteries (SSIH 9909 / Vartachron 547). A special version with tritium backlighting was used in the Speedmaster Alaska IV prototype.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Quartz
Diameter
29mm
Display Type
Digital
Winding
Quartz (Battery)
COMPLICATIONS
DateDayChronograph
FEATURES
Small Seconds
QUICK FACTS
FOR WATCH DEALERS
Sell watches powered by the 1620?
Inventory, Chrono24 and eBay sync, and VAT invoicing. Dealer tools are built on this database.