Side by side

Marathon Arctic OSAR 36mm AutomaticvsSinn T50 GBDR

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

Arctic OSAR 36mm Automatic
MarathonArctic OSAR 36mm Automatic
MSRP $1,200
T50 GBDR
SinnT50 GBDR
MSRP $4,428

At a glance

17 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
T50 GBDR41mm
Power Reserve
Arctic OSAR 36mm Automatic40h
T50 GBDR38h
Water Resistance
Arctic OSAR 36mm Automatic300m
T50 GBDR500m
MSRP
Arctic OSAR 36mm Automatic$1,200
T50 GBDR$4,428

Full specifications

Case

8 specs
Diameter
36mm
41mm
Thickness
13mm
12.3mm
Lug-to-Lug
43.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Titanium
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

3 specs
Caliber
Sellita SW220-1
SW 300-1
Power Reserve
40h
38h
Complications
None
Date

Pricing

1 specs
MSRP
$1,200
$4,428

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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 36mm Automatic

The Marathon Arctic OSAR 36mm Automatic is noted for its non-tritium dial option, though some owners prefer the 1-12 numeral layout found on other models. One owner found the 36mm size too small for their wrist. Overall, owners appreciate the Marathon Arctic OSAR 36mm Automatic for its non-tritium dial option.

Sinn T50 GBDR

The Sinn T50 GBDR features a titanium case with a GoldBronze bezel and matte black dial, presenting a two-tone toolish aesthetic that reviewers find appealing. The GoldBronze alloy offers improved skin compatibility and corrosion resistance, developing patina slower than standard bronze. Reviewers note a stamped clasp that can come loose and suggest the price point may be high for some Sinn enthusiasts.

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