The Titanium Field Guide

Hermès Slim d'Hermès GMT (Titanium)

W407949WW00

The Hermès Slim d'Hermès GMT (Titanium) is a current-production dress watch with a titanium case, finished with microblasted titanium case; rose gold bezel and crown. The caseback is open, so the movement is visible.

All Hermès watchesWatch dress watchesDisplay backGMT
Material
Titanium
Grade / type
Titanium
Water resistance
30 m
Reference
W407949WW00
Type
Dress
Price
– · Price on request
Case diameter
39.5 mm
Origin
France
Movement
Automatic, ultra-thin, GMT module
Caliber
Hermès H1950 (Vaucher base) with Agenhor GMT module
Power reserve
48 h
Complications
GMT, Date
Colour
Grey
Surface treatment
Microblasted titanium case; rose gold bezel and crown
Finish technology
Natural finish
Caseback
Sapphire
Nickel-free
Unconfirmed (clasp or buckle material not confirmed)
Bracelet / strap
Matte havana alligator strap, titanium pin buckle
Crystal
Sapphire, AR
Display back
Yes
Dial
Brown sunburst chapter ring with sandblasted centre
Dial colours
Brown
Availability
Offered
Status
Current (maker page pending)
Not published
Thickness, Lug-to-lug, Weight, Hardness, Construction, Matching bracelet, Lume
Medium confidence Verified Jun 2026 Source: The Watch Pages / Time and Watches Maker ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Hermès Slim d'Hermès GMT (Titanium)?

The Hermès Slim d'Hermès GMT (Titanium) has a titanium case with a sapphire caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the Hermès Slim d'Hermès GMT (Titanium)?

It is 39.5 mm in diameter, and water resistant to 30 m.

How much does the Hermès Slim d'Hermès GMT (Titanium) cost, and is it available?

It is current-production; the guide does not list a price for it.

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