Side by side

Marathon Arctic OSAR 46mm AutomaticvsSinn EZM 3 S

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
EZM 3 S
SinnEZM 3 S
MSRP $3,046

At a glance

18 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
EZM 3 S41mm
Power Reserve
Arctic OSAR 46mm Automatic40h
EZM 3 S38h
Water Resistance
Arctic OSAR 46mm Automatic300m
EZM 3 S500m
MSRP
Arctic OSAR 46mm Automatic$2,500
EZM 3 S$3,046

Full specifications

Case

8 specs
Diameter
46mm
41mm
Thickness
13mm
12.3mm
Lug-to-Lug
43.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
bead-blasted, black
Water Resistance
300m
500m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
White
Black
Indices
Applied
Lume
None
Luminescent

Movement

4 specs
Caliber
Sellita SW220-1
SW200-1
Power Reserve
40h
38h
Jewels
25
26
Complications
None
Date

Pricing

1 specs
MSRP
$2,500
$3,046

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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.

Sinn EZM 3 S

The Sinn EZM 3 S is a tactical dive watch built for extreme conditions, featuring a 500-meter depth rating and Tegiment technology for enhanced scratch resistance. It is powered by a Sellita SW200-1 movement, offering a 38-hour power reserve. On balance, reviewers highlight its robust build and purpose-driven design for demanding environments.

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