IWC Portofino Chronograph 39 Stainless Steel / Green
IW3914-05 Current
Licensed benchmark ownership identity
Case
direct Dimensions and fit
Case length39 mm
Case width / diameter39 mm
Case thickness12.7 mm
Lug-to-lugNot recorded
Lug widthNot recorded
Water resistanceNot recorded
The dimension basis is not currently recorded.
Open dimension source ↗Movement
AutomaticCalibre and mechanism
CalibreIWC 79350
Normalized calibreIWC79350
GenerationIWC 79350 self-winding chronograph calibre
Power reserveNot recorded
Technical data
Linked to sourced calibre programme Conventional winding
ApplicabilityRequired
DirectionCW
TPD minimum800
TPD target800
TPD maximum800
Conventional winding fields are evidence-linked reference data. They are separate from any device-specific axial-control profile.
Open winding source ↗Market context
Date not recordedMarket-value disposition
No exact-reference public market estimate has been admitted for this record.
Market observations are separate from manufacturer specifications and are not used to fill technical gaps.