Side by side

Marathon Arctic OSAR 46mm AutomaticvsSinn 910 SRS

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
910 SRS
Sinn910 SRS
MSRP $4,158

At a glance

17 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
910 SRS41.5mm
Power Reserve
Arctic OSAR 46mm Automatic40h
910 SRS48h
Water Resistance
Arctic OSAR 46mm Automatic300m
910 SRS100m
MSRP
Arctic OSAR 46mm Automatic$2,500
910 SRS$4,158

Full specifications

Case

9 specs
Category
Diver
Tool
Diameter
46mm
41.5mm
Thickness
13mm
15.1mm
Lug-to-Lug
43.5mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
polished/satinised
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
White
Black

Movement

4 specs
Caliber
Sellita SW220-1
Valjoux 7750 Flyback
Power Reserve
40h
48h
Jewels
25
27
Complications
None
Chronograph

Pricing

1 specs
MSRP
$2,500
$4,158

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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 910 SRS

The Sinn 910 SRS is praised for its handsome, balanced dial design, featuring a cream dial with red accents and a three-register display. Reviewers highlight its flyback column-wheel chronograph complication as fitting for Sinn's innovative tool watch ethos, powered by a modified ETA 7750 movement. The watch's build is noted for being anti-magnetic, shock-resistant, and water-resistant. On balance, reviewers rate the Sinn 910 SRS highly for its classic yet distinct design and its pragmatic, well-executed chronograph functionality.

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