Cartier Santos de Cartier Medium

Cartier · Santos de Cartier

Cartier Santos de Cartier Medium

A thin, instantly recognizable square luxury watch that moves easily between formal and everyday use.

Best forDress-casual wear, design-focused buyers and medium wrists
Not ideal forTraditional dive-watch use or buyers wanting a discreet design
WearsWears Large

At a glance

ReferenceWSSA0029
CollectionSantos de Cartier
MovementAutomatic
CalibreCartier 1847 MC
Case diameter35.1 mm
Thickness8.8 mm
Lug-to-lug41.9 mm
Power reserve42 hours
Water resistance100 m
OriginSwitzerland
Recommended wrist14.5–18.5 cm
Price categoryLuxury

Standardized preview

How it looks on the wrist

Use the same neutral skin tone and camera angle to compare proportions consistently.

Cartier Santos de Cartier Medium on a Medium wrist · 17 cm
Medium wrist · 17 cm

Illustrative wrist preview — not a product photograph. Measurements remain the final fit reference.

Overview

Elegant square automatic watch with interchangeable steel bracelet.

History and context

The Santos traces its origins to the early twentieth century and is commonly associated with Alberto Santos-Dumont. The modern collection preserves the exposed-screw visual identity.

Design explained

A square case with rounded corners, Roman numerals, blued hands and visible bezel screws gives the Santos a strong architectural identity.

Movement and technology

The automatic calibre 1847 MC provides practical everyday operation in a relatively thin case.

Manufacturing

Swiss-made steel construction with an integrated bracelet system and user-changeable bracelet or strap architecture.

Fit and wearing experience

Square watches occupy more wrist area than an equivalent round diameter suggests. The Medium model nevertheless remains slim and comfortable on many wrists.

Strengths and considerations

Strengths

  • Iconic design
  • Slim profile
  • Easy bracelet changes
  • Strong versatility

Considerations

  • Polished bezel shows scratches easily
  • Square case wears larger than its width
  • Moderate power reserve

Model evolution

The current generation modernized case proportions and introduced convenient bracelet and strap changing systems.

Sources and verification

Specifications last verified: 2026-07-20.

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