Side by side

Marathon Arctic OSAR 46mm AutomaticvsSinn EZM 13.1

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 13.1
SinnEZM 13.1
MSRP $3,780

At a glance

18 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
EZM 13.141mm
Power Reserve
Arctic OSAR 46mm Automatic40h
EZM 13.138h
Water Resistance
Arctic OSAR 46mm Automatic300m
EZM 13.1500m
MSRP
Arctic OSAR 46mm Automatic$2,500
EZM 13.1$3,780

Full specifications

Case

8 specs
Diameter
46mm
41mm
Thickness
13mm
15mm
Lug-to-Lug
43.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
bead-blasted
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
SINN Movement SZ02
Power Reserve
40h
38h
Jewels
25
26
Complications
None
Date, Chronograph

Pricing

1 specs
MSRP
$2,500
$3,780

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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 13.1

Owners widely praise the Sinn EZM 13.1 for its robust, tank-like build and purpose-built, rugged design with unique technological features. Some owners note accuracy averaging +6 to +8 seconds per day. One owner reported a misaligned hour hand, a stuttering chrono register in extreme cold, and discovered its case was not made by SUG. Owners are split on the watch's chunky nature and bracelet, with some finding it unsuitable. Overall, owners rate the Sinn EZM 13.1 highly for its unique, rugged design and robust build.

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