Side by side

Marathon Arctic OSAR 46mm AutomaticvsGrand Seiko SLGW004

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
SLGW004
Grand SeikoSLGW004
MSRP $30,000

At a glance

13 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
SLGW00438.8mm
Power Reserve
Arctic OSAR 46mm Automatic40h
SLGW00480h
Water Resistance
Arctic OSAR 46mm Automatic300m
SLGW00430m
MSRP
Arctic OSAR 46mm Automatic$2,500
SLGW004$30,000

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
46mm
38.8mm
Thickness
13mm
10.4mm
Lug-to-Lug
43.5mm
43.7mm
Lug Width
18mm
19mm
Material
316L Stainless Steel
Gold
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

3 specs
Caliber
Sellita SW220-1
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$2,500
$30,000

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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.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

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