Side by side

Sinn 156.1vsMarathon Arctic OSAR 46mm Automatic

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

156.1
Sinn156.1
MSRP $4,266
Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500

At a glance

19 of 29 specs differ
Diameter
156.143mm
Arctic OSAR 46mm Automatic46mm
Power Reserve
156.148h
Arctic OSAR 46mm Automatic40h
Water Resistance
156.1100m
Arctic OSAR 46mm Automatic300m
MSRP
156.1$4,266
Arctic OSAR 46mm Automatic$2,500

Full specifications

Case

9 specs
Category
Tool
Diver
Diameter
43mm
46mm
Thickness
15.45mm
13mm
Lug-to-Lug
43.5mm
Lug Width
22mm
18mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
SINN Movement SZ01
Sellita SW220-1
Power Reserve
48h
40h
Jewels
28
25
Complications
Date, Chronograph, Pilot's Bezel
None

Pricing

1 specs
MSRP
$4,266
$2,500

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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.

Sinn 156.1

Owners widely praise the Sinn 156.1 for its central minutes chronograph, useful for tracking elapsed time, its purpose-built tool watch design, and appealing proportions. Some owners find the 43mm case and 50.8mm lug-to-lug dimensions large, with one noting the bracelet can make it feel oversized on smaller wrists, though it wears better on a strap. One owner found the Sinn 156.1 pricey. On balance, owners rate the Sinn 156.1 highly for its functional central minutes chronograph and tool watch aesthetic.

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.

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