IWC Ingenieur Automatic 35 vs IWC Ingenieur Automatic 40

Side-by-side at a glance. Click a watch above to open the full reference page.

	IWC IW324901	IWC IW328901
Model	Ingenieur Automatic 35	Ingenieur Automatic 40
Caliber	IWC Cal. 47110 -- automatic self-winding, 42h PR	IWC Cal. 32111 -- Richemont/ValFleurier manufacture base, IWC-finished, 28,800bph, 120h PR, 25j; used in Ingenieur 40 and Mark XX; IWC decorated and certified
Case size	35.1mm	40mm
Lug-to-lug	n/a	46mm
Years produced	2025–present	2023–present
Brand tier	luxury	luxury
Era	modern	modern
Movement tier	Unclassified movement	Unclassified movement
Market median (excellent / full-set)	n/a	n/a
Typical range	n/a	n/a
Confidence	low	low
Categories	sport, integrated-bracelet	sport, integrated-bracelet
Editorial	n/a	yes