Side by side

Marathon Arctic OSAR 46mm AutomaticvsGrand Seiko SBGH347

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
SBGH347
Grand SeikoSBGH347
MSRP $7,300
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 SBGH347

The Grand Seiko SBGH347 is lauded for its refined 37mm Ever-Brilliant Steel case, impressive Zaratsu polishing, and classy ice-blue dial inspired by frozen waterfalls. Its Hi-Beat 9S85 movement is a significant draw, and the framed date window is preferred over a cyclops. Reviewers note the bracelet lacks micro-adjustment or a quick-change system, and some wished the 13.3mm thickness was slightly thinner on the compact case. Overall, reviewers praise the Grand Seiko SBGH347 for its elevated finish and value, with the Hi-Beat movement being a significant draw.

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
SBGH34737mm
Power Reserve
Arctic OSAR 46mm Automatic40h
SBGH34755h
Water Resistance
Arctic OSAR 46mm Automatic300m
SBGH347100m
MSRP
Arctic OSAR 46mm Automatic$2,500
SBGH347$7,300

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
46mm
37mm
Thickness
13mm
13.3mm
Lug-to-Lug
43.5mm
44.6mm
Lug Width
18mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

2 specs
Caliber
Sellita SW220-1
9S85
Power Reserve
40h
55h

Pricing

1 specs
MSRP
$2,500
$7,300
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