Side by side

Bremont Altitude ChronographvsHamilton Khaki Aviation Takeoff Auto Chrono

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Altitude Chronograph
BremontAltitude Chronograph
MSRP $6,300
Khaki Aviation Takeoff Auto Chrono
HamiltonKhaki Aviation Takeoff Auto Chrono
MSRP $3,575

At a glance

11 of 29 specs differ
Diameter
Altitude Chronograph42mm
Khaki Aviation Takeoff Auto Chrono46mm
Power Reserve
Altitude Chronograph40h
Khaki Aviation Takeoff Auto Chrono60h
Water Resistance
Altitude Chronograph100m
Khaki Aviation Takeoff Auto Chrono50m
MSRP
Altitude Chronograph$6,300
Khaki Aviation Takeoff Auto Chrono$3,575

Full specifications

Case

7 specs
Category
Chronograph
Pilot
Diameter
42mm
46mm
Thickness
14.7mm
16.2mm
Lug-to-Lug
46mm
Lug Width
14.7mm
22mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Silver
Black

Movement

2 specs
Caliber
BE-50AE
H-31
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$6,300
$3,575

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont Altitude Chronograph

Owners note faint marks on the case sides and back, with minor wear and creasing on the strap. Reviewers flag the "DANGER EJECTION SEAT" wordmark on the dial as a divisive design choice that disrupts the MB series' usual stark tone, though they praise the improved smoothness and click precision of the Roto Click rotating bezel. On balance, the Bremont Altitude Chronograph elicits mixed reactions, with design elements like the dial text being a point of contention for reviewers.

Hamilton Khaki Aviation Takeoff Auto Chrono

The Hamilton Khaki Aviation Takeoff Auto Chrono is noted for its unique bullhead chronograph design and detachable functionality for desktop display, with a PVD case and yellow accents. Owners praise its solid construction, precise indices, and smooth bezel action, alongside a detailed champagne dial, crisp printing, and retro hands with good lume. However, its extreme thickness and 46.3mm width are flagged as compromising daily wearability, and some find the sizable crown guards hinder usability, while a rattling bracelet with a difficult-to-remove design is also mentioned. The watch uses the Hamilton H-31 automatic chronograph movement with a 60-hour power reserve and is a limited edition of 1999 units. On balance, owners and reviewers appreciate the Hamilton Khaki Aviation Takeoff Auto Chrono for its distinctive design and pilot-inspired legibility, despite practical concerns regarding its size and wearability.

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