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Baignoire

Cartier Baignoire WGBA0040

Ref. WGBA0040 · Black lacquered dial · In production

  • Case18.7 mm
  • Thick7.5 mm
  • Water res.30 m
  • MovementQuartz
  • CrystalSapphire
New (US list price)$9,550Source: cartier.com, checked 3 Nov 2026Search Amazon →Paid link · disclosure
Wrist fitChecking…

Uses the same sizing guide as Watch Finder. A guide, not a rule.

Cartier Baignoire WGBA0040 size, specs and price at a glance

The Cartier Baignoire WGBA0040 is 18.7 mm wide and 7.5 mm thick. Cartier does not publish its lug-to-lug length. and ships on a leather strap. It is water resistant to 30 m. US list price: $9,550 when we last checked cartier.com (3 Nov 2026).

Strap shopping? See our Cartier size chart.

Overview

The Cartier WGBA0040 is a dress watch from the Baignoire collection. It has a 18.7 mm gold case, 7.5 mm thick. Cartier lists the dial as black lacquered. Inside is a quartz movement. You also get 30 m water resistance, a sapphire crystal and a leather strap.

Who it suits

  • Wrists of roughly 6.9–8.8 cm (2.7–3.5 in), by our Watch Finder sizing guide
  • Desk and dress wear (keep it away from swimming)
  • Shirt cuffs and smarter dress codes
  • Grab-and-go wear without winding or setting

Strengths

  • Sapphire crystal resists scratches
  • Slim at 7.5 mm

Trade-offs

  • Only 30 m water resistance: splash-proof, not for swimming

Written by Watch.co from the published specs below. These are not owner reviews.

Full specifications

Case

Case diameter18.7 mmcartier.com · 3 Nov 2026
Thickness7.5 mmcartier.com · 3 Nov 2026
Lug-to-lugNot published by Cartier
Case materialGoldcartier.com · 3 Nov 2026
CrystalSapphirecartier.com · 3 Nov 2026
Water resistance30 mcartier.com · 3 Nov 2026

Dial

Dial colourBlack lacqueredcartier.com · 3 Nov 2026

Movement

Movement typeQuartzcartier.com · 3 Nov 2026

Strap / Bracelet

Bracelet / strapLeather strapcartier.com · 3 Nov 2026

Other

US list price (MSRP)$9,550cartier.com · 3 Nov 2026
Production statusIn productioncartier.com · 3 Nov 2026
Style (our classification)Dressour classification

Specs are summarised in our own words from the brand's product page. Each row links its source and the date we checked it. Fields we haven't verified are left out rather than guessed.

More in Baignoire

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Guides and comparisons

Best Cartier dress watches · Best Cartier quartz watches · Best Cartier watches · Best Cartier watches for small wrists · Best Cartier watches under $15,000

Questions about the Cartier Baignoire WGBA0040

How big is the Cartier Baignoire WGBA0040?

The case is 18.7 mm wide, 7.5 mm thick.

What movement does the Cartier Baignoire WGBA0040 use?

It uses a movement, a quartz movement.

Can I swim with the Cartier Baignoire WGBA0040?

Not really. It is rated to 30 m.

How much is the Cartier Baignoire WGBA0040?

The US list price was $9,550 on cartier.com when we checked on 3 Nov 2026. Prices change, so check before you buy.

Will the Cartier Baignoire WGBA0040 fit my wrist?

By our sizing guide it sits best on wrists of about 6.9–8.8 cm (2.7–3.5 in). Use the fit checker on this page to test your own wrist.

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