Side by side

Marathon Arctic OSAR 41mm AutomaticvsBremont MBIII

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

Arctic OSAR 41mm Automatic
MarathonArctic OSAR 41mm Automatic
MSRP $1,800
MBIII
BremontMBIII
MSRP $5,450

At a glance

10 of 29 specs differ
Diameter
Arctic OSAR 41mm Automatic41mm
MBIII43mm
Power Reserve
Arctic OSAR 41mm Automatic40h
MBIII40h
Water Resistance
Arctic OSAR 41mm Automatic300m
MBIII100m
MSRP
Arctic OSAR 41mm Automatic$1,800
MBIII$5,450

Full specifications

Case

7 specs
Category
Diver
Pilot
Diameter
41mm
43mm
Thickness
13mm
14.5mm
Lug-to-Lug
43.5mm
Lug Width
18mm
14.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
White
Armoured II

Movement

1 specs
Caliber
Sellita SW220-1
BE-36AE

Pricing

1 specs
MSRP
$1,800
$5,450

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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.

Marathon Arctic OSAR 41mm Automatic

The Marathon Arctic OSAR 41mm Automatic is noted for its comfortable wearability on wrists under 7 inches, with one owner finding the 41mm size perfect. Accuracy observations vary, with one owner reporting a consistent +1 second per day and another noting -20 seconds per day. The watch features a Sellita automatic movement and has dimensions of 14mm thickness and a 48mm lug-to-lug. Overall, owners appreciate the Marathon Arctic OSAR 41mm Automatic for its comfortable fit and Marathon's overall appeal.

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.

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