Side by side

Bremont MBIIIvsCitizen Atomic Perpetual A-T

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

MBIII
BremontMBIII
MSRP $5,450
What people say

Owners + reviewers, side by side

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

Bremont MBIII

The Bremont MBIII is praised for its versatile pilot's watch design, excellent dial visibility, and shock-resistant chronometer movement housed in a 43mm Trip-Tick case with a Faraday cage. Owners appreciate its unique origin story tied to Martin-Baker ejection seats and the brand's distinctive design language, with some noting the orange barrel accent. The watch features a 24-hour scale, 100m water resistance, and an improved Roto Click bezel. However, the "DANGER EJECTION SEAT" dial text is considered divisive, and its ETA 2892 GMT movement is not a "true" GMT as only the 24-hour hand is independently adjustable. On balance, owners and reviewers value the Bremont MBIII for its robust build and unique aviation-inspired narrative.

Citizen Atomic Perpetual A-T

Owners widely praise the Citizen Atomic Perpetual A-T for its handsome appearance, solid fit and finish, comfortable bracelet, and intuitive world time function. Its perpetual calendar and atomic timekeeping are highlighted as major conveniences, maintaining accuracy within 0.5 seconds even without syncing, and owners appreciate its "set & forget" nature and solar charging. The watch features a modest, stylish blue dial with delicate design details and a clutter-free layout, along with high water resistance without a screw-down crown and light titanium construction. Some find the dial unnecessarily busy, and its time zone functionality is noted as less useful outside the US, with atomic sync being less compelling below the equator. Accuracy is reported as +/-15 seconds per month if not syncing, but +/-0 seconds if it syncs via radio signal. Some find the watch a bit on the large side.

At a glance

10 of 29 specs differ
Diameter
MBIII43mm
Atomic Perpetual A-T41mm
Power Reserve
MBIII40h
Atomic Perpetual A-T40h
Water Resistance
MBIII100m
Atomic Perpetual A-T200m
MSRP
MBIII$5,450
Atomic Perpetual A-T

Full specifications

Case

5 specs
Diameter
43mm
41mm
Thickness
14.5mm
12mm
Lug-to-Lug
46mm
Lug Width
14.5mm
20mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Underside
Dial Color
Armoured II
Blue

Movement

2 specs
Caliber
BE-36AE
H800
Type
Automatic
Solar

Pricing

1 specs
MSRP
$5,450
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