Side by side

Marathon Arctic OSAR 36mm AutomaticvsGrand Seiko SLGH017

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
SLGH017
Grand SeikoSLGH017
MSRP $10,500

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
SLGH01740mm
Power Reserve
Arctic OSAR 36mm Automatic40h
SLGH01780h
Water Resistance
Arctic OSAR 36mm Automatic300m
SLGH017100m
MSRP
Arctic OSAR 36mm Automatic$1,200
SLGH017$10,500

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
36mm
40mm
Thickness
13mm
11.7mm
Lug-to-Lug
43.5mm
47mm
Lug Width
18mm
22mm
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
9SA5
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,200
$10,500

Follow this matchup

Get a note when Marathon Arctic OSAR 36mm Automatic vs Grand Seiko SLGH017 gets more votes, a community discussion, or a price drop. No account needed.

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 SLGH017

Grand Seiko SLGH017 owners and reviewers widely praise its impeccable finishing on the applied markers and handset, and its lightweight titanium case and bracelet. The high-beat 9SA5 movement is noted for its approximately 80-hour power reserve, with accuracy figures reported by owners ranging from +4 sec/day to +5 to -3 seconds per day, though some owners express concerns about accuracy deviating significantly from specifications. Some find the "Night Birch" dial stunning and appreciate the Evo 9 case design, while others note the dial texture appears less pronounced on its matte black surface and criticize the handset's proportions and lack of lume. The Grand Seiko SLGH017 is priced at €10,500. On balance, owners and reviewers rate the Grand Seiko SLGH017 highly for its lightweight titanium construction and impeccable finishing.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.