Strap matcher

Best straps for the IWC Schaffhausen Portofino Automatic 37

18 mm lugs, 37 mm case, reference IW458101 (since 2014). Try a strap below; the drawing is to scale.

IWC Schaffhausen Portofino Automatic 37 on a black leather strap
Strap
Colour: Black
Strap width18 mm
At the buckle16 mm
Lug to lug (est.)43.5 mm

Looks that work on the IWC Schaffhausen Portofino Automatic 37

IWC Schaffhausen Portofino Automatic 37 specs

Made
since 2014
Case
37 mm × 10 mm thick
Lug width
18 mm
Case material
stainless steel
Movement
Calibre 35111, automatic
Water resistance
30 m

From the maker's published figures, gathered with AI help and not yet checked against a watch in hand. Measure your lugs before you buy.

Strap size for the IWC Schaffhausen Portofino Automatic 37

What size strap fits the IWC Schaffhausen Portofino Automatic 37?

The IWC Schaffhausen Portofino Automatic 37 takes 18 mm straps: its lug width is 18 mm. A leather strap will usually taper to 16 mm at the buckle.

How big is the IWC Schaffhausen Portofino Automatic 37?

The case is 37 mm across, and about 43.5 mm from lug tip to lug tip.

What strap looks best on the IWC Schaffhausen Portofino Automatic 37?

Good options are a dark brown leather strap, a grey suede strap, a steel mesh bracelet. Try them all on the drawing above.

Sizes come from published specs. Check yours before you buy: how to measure lug width.