The Titanium Field GuidePicks of the month

Maurice de Mauriac O1 Pillow Watch Titanium

MDM.O1.PW.TI

The Maurice de Mauriac O1 Pillow Watch Titanium is a 45 mm titanium watch with a La Joux-Perret G100 automatic movement.

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Price
≈$4,686 (CHF 3,900)
Material
Titanium
Grade / type
Titanium (grade undisclosed)
Water resistance
100 m
Reference
MDM.O1.PW.TI
Type
Other
Case diameter
45.0 mm
Lug-to-lug
50.5 mm
Origin
Switzerland
Movement
Automatic
Caliber
La Joux-Perret G100
Power reserve
68 hours
Complications
Time only
Colour
Grey
Surface treatment
None
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap
Crystal
Sapphire, AR both sides
Display back
Yes
Dial
Black (matte; light-blue lume on DLC version)
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Thickness, Weight, Hardness, Construction, Caseback, Matching bracelet
Medium confidence Verified Jul 2026 Source: Maurice de Mauriac (maker product page) Suggested by u/Potential-Peace6416
Facts are free to cite with a link.
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Frequently asked questions

What grade of titanium is the Maurice de Mauriac O1 Pillow Watch Titanium?

Titanium, with no grade stated. The record is at medium confidence, so check the maker's page before relying on it.

What size is the Maurice de Mauriac O1 Pillow Watch Titanium?

The case is 45 mm across and 50.5 mm from lug to lug. It is water resistant to 100 m.

How much does the Maurice de Mauriac O1 Pillow Watch Titanium cost, and is it available?

It is in production, at a list price of $4,686.

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