31 jewels41h power reserve28,800 vph (4 Hz)
The Sellita SW279-1 is an automatic caliber with a bidirectional rotor, an analog display, 31 jewels, a power reserve of 41 hours and a frequency of 28,800 vph (4 Hz). It measures 25.6 mm in diameter and 5.6 mm in height. Its complications are date and power reserve indicator. Its features include hacking seconds, hand winding, quickset date and small seconds. It is in production.
Last updated 24 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
31 jewels
Power Reserve
41h
Frequency
28,800 vph (4 Hz)
Diameter
25.6mm
Height
5.6mm
Display Type
Analog
Rotor Type
Ball Bearing
Winding
Automatic (Bidirectional)
COMPLICATIONS
DatePower Reserve Indicator
FEATURES
Hacking SecondsHand WindingQuickset DateSmall Seconds
QUICK FACTS
FOR WATCH DEALERS
Sell watches powered by the SW279-1?
Inventory, Chrono24 and eBay sync, and VAT invoicing. Dealer tools are built on this database.