The Titanium Field Guide

Bremont Altitude Chronograph Pulsograph Valjoux 23

ALT42-CHR-V-TI-SM-L-S

The Bremont Altitude Chronograph Pulsograph Valjoux 23 is a 42 mm titanium chronograph with a Bremont BC99M hand-wound movement. At a list price of $28,650, it costs more than 93% of the 132 titanium chronographs in production.

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Price
$28,650
Material
Titanium
Grade / type
Titanium (grade not stated)
Water resistance
100 m
Reference
ALT42-CHR-V-TI-SM-L-S
Type
Chronograph
Case diameter
42.0 mm
Thickness
12.65 mm
Lug-to-lug
49.62 mm
Origin
United Kingdom
Movement
Hand-wound column-wheel chronograph, restored new-old-stock Valjoux 23 refinished with Chronode
Caliber
Bremont BC99M (Valjoux 23)
Power reserve
48 h
Complications
Chronograph
Colour
Grey
Surface treatment
Brushed
Finish technology
Natural finish
Caseback
Titanium (sapphire exhibition)
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Quick-release brown nubuck leather strap
Crystal
Box sapphire, anti-reflective
Display back
Yes
Dial
Salmon
Dial colours
Salmon
Lume
Super-LumiNova
Availability
Offered
Status
Limited edition of 40
Not published
Weight, Hardness, Construction, Matching bracelet
Medium confidence Verified Oct 2026 Source: Bremont (maker, US store)
Facts are free to cite with a link.
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Frequently asked questions

What grade of titanium is the Bremont Altitude Chronograph Pulsograph Valjoux 23?

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

What size is the Bremont Altitude Chronograph Pulsograph Valjoux 23?

The case is 42 mm across, 12.65 mm thick and 49.62 mm from lug to lug. It is water resistant to 100 m.

How much does the Bremont Altitude Chronograph Pulsograph Valjoux 23 cost, and is it available?

It is in production, at a list price of $28,650.

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