IWC caliber 81905

Brand:	IWC
Reference:	81905
Movement:	Handwound
Display:	Analog
Jewels:	20
Reserve:	84
Frequency:	28800
Hands:	Hours, Minutes
Additionals:	Tourbillon Escapement

81905 description

Hand-wound movement with [hacking] tourbillon.

All watches using the IWC 81905 movement:

IWC Portugieser Hand-Wound Tourbillon Armor Gold / Silver (IW5458-01)

IW5458-01 IWC Portugieser Hand-Wound Tourbillon Armor Gold / Silver