Side by side

Marathon Arctic OSAR 46mm AutomaticvsGrand Seiko SBGM245

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
SBGM245
Grand SeikoSBGM245
MSRP $6,100

At a glance

12 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
SBGM24540.5mm
Power Reserve
Arctic OSAR 46mm Automatic40h
SBGM24572h
Water Resistance
Arctic OSAR 46mm Automatic300m
SBGM245200m
MSRP
Arctic OSAR 46mm Automatic$2,500
SBGM245$6,100

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
46mm
40.5mm
Thickness
13mm
14.4mm
Lug-to-Lug
43.5mm
48.6mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

2 specs
Caliber
Sellita SW220-1
9S66
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$2,500
$6,100

Follow this matchup

Get a note when Marathon Arctic OSAR 46mm Automatic vs Grand Seiko SBGM245 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 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 SBGM245

Owners widely appreciate the Grand Seiko SBGM245 for its blend of sport and luxury, with one enthusiast highlighting its superior workmanship over quartz movements. However, opinions on its size vary, as one owner found the SBGM245 too large, preferring the comfort of a different variant. Overall, owners value the Grand Seiko SBGM245 for its refined craftsmanship, though its wearability is a point of personal preference.

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.