The Wristwatch Field Guide

Bremont Altitude Perpetual Calendar GMT

ALT42-PER-TI-BL-B

The Bremont Altitude Perpetual Calendar GMT is a current-production pilot watch with a grade 2 titanium case, finished with satin and polished. It is priced well above the $1,750 median for the category.

All Bremont watchesExotic-material pilot watchesTitaniumGMT
Price
$38,450
Material
Titanium
Grade / type
Grade 2
Water resistance
100 m
Reference
ALT42-PER-TI-BL-B
Type
Pilot
Case diameter
42.0 mm
Thickness
12.65 mm
Lug-to-lug
49.62 mm
Origin
United Kingdom
Movement
Manual
Caliber
Bremont BHC9192-MH
Power reserve
50 h
Complications
Perpetual calendar, GMT, Date
Colour
Grey
Surface treatment
Satin and polished
Caseback
Titanium
Nickel-free
Not verified (clasp or buckle material not confirmed)
Bracelet / strap
Titanium bracelet or leather
Matching bracelet
Optional (or strap)
Crystal
Sapphire (Glass Box)
Dial
Blue (brushed galvanic)
Dial colours
Blue
Lume
Super-LumiNova
Availability
Offered
Status
Current (limited to 50)
Not published
Weight, Hardness, Construction, Display back
High confidence Verified Aug 2026 Source: Bremont (maker) Spec checksGrade Jul 2026Price Jul 2026
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Frequently asked questions

What is the case material of the Bremont Altitude Perpetual Calendar GMT?

The Bremont Altitude Perpetual Calendar GMT has a grade 2 titanium case with a titanium caseback. This is confirmed against the maker spec.

What size is the Bremont Altitude Perpetual Calendar GMT?

It is 42.0 mm in diameter, 12.65 mm thick, 49.62 mm lug to lug, and water resistant to 100 m.

How much does the Bremont Altitude Perpetual Calendar GMT cost, and is it available?

It is current-production and lists from $38,450.

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