Side by side

Marathon Arctic OSAR 46mm AutomaticvsBremont MBIII

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

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
MBIII
BremontMBIII
MSRP $5,450

At a glance

10 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
MBIII43mm
Power Reserve
Arctic OSAR 46mm Automatic40h
MBIII40h
Water Resistance
Arctic OSAR 46mm Automatic300m
MBIII100m
MSRP
Arctic OSAR 46mm Automatic$2,500
MBIII$5,450

Full specifications

Case

7 specs
Category
Diver
Pilot
Diameter
46mm
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
$2,500
$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 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

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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