20 jewels84h power reserve28,800 vph (4 Hz)
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
20 jewels
Power Reserve
84h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
Watches with this movement
More IWC Schaffhausen movements
QUICK FACTS
FOR WATCH DEALERS
Sell watches powered by the 81905?
Inventory, Chrono24 and eBay sync, and VAT invoicing. Dealer tools are built on this database.