Side by side

Marathon Arctic OSAR 36mm AutomaticvsGrand Seiko SLGC001

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
SLGC001
Grand SeikoSLGC001
MSRP $14,700

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
SLGC00143.2mm
Power Reserve
Arctic OSAR 36mm Automatic40h
SLGC00172h
Water Resistance
Arctic OSAR 36mm Automatic300m
SLGC001100m
MSRP
Arctic OSAR 36mm Automatic$1,200
SLGC001$14,700

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
36mm
43.2mm
Thickness
13mm
15.3mm
Lug-to-Lug
43.5mm
51.5mm
Lug Width
18mm
23mm
Material
316L Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

2 specs
Caliber
Sellita SW220-1
9SC5
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$1,200
$14,700

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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.

Grand Seiko SLGC001

The Grand Seiko SLGC001 is praised for its high-tech titanium construction and 72-hour power reserve. Reviewers note the new 9SC5 movement, a 5Hz caliber with a +5 to -3 seconds per day accuracy rating. The watch features a balanced tri-compax dial and 100m water resistance. However, its 43.2mm width and 15.3mm thickness are described as bulky, and some find its styling less distinctive than previous models. On balance, reviewers highlight the technical achievement of Grand Seiko's first mechanical chronograph, despite its substantial dimensions.

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