Strap matcher

Best straps for the Cartier Clé de Cartier 40 mm

20 mm lugs, 40 mm case (2015–2021). Try a strap below; the drawing is to scale.

Cartier Clé de Cartier 40 mm on a steel three-link bracelet
Strap
Colour: Steel
Strap width20 mm
At the buckle16 mm
Lug to lug (est.)47 mm

Looks that work on the Cartier Clé de Cartier 40 mm

Cartier Clé de Cartier 40 mm specs

Made
2015–2021
Case
40 mm × 11.9 mm thick
Lug width
20 mm
Case material
stainless steel
Movement
Calibre 1847 MC, automatic
Water resistance
30 m

We couldn't confirm these sizes from a published spec sheet, so they're our best estimate. Measure your lug width before you buy: here's how.

Strap size for the Cartier Clé de Cartier 40 mm

What size strap fits the Cartier Clé de Cartier 40 mm?

The Cartier Clé de Cartier 40 mm takes 20 mm straps: its lug width is 20 mm. A leather strap will usually taper to 18 mm at the buckle.

How big is the Cartier Clé de Cartier 40 mm?

The case is 40 mm across, and about 47 mm from lug tip to lug tip.

What strap looks best on the Cartier Clé de Cartier 40 mm?

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

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