Side by side

Marathon Arctic OSAR 46mm AutomaticvsYema Wristmaster Slim CMM.20

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
Wristmaster Slim CMM.20
YemaWristmaster Slim CMM.20
MSRP $2,117

At a glance

9 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
Wristmaster Slim CMM.2039mm
Power Reserve
Arctic OSAR 46mm Automatic40h
Wristmaster Slim CMM.2040h
Water Resistance
Arctic OSAR 46mm Automatic300m
Wristmaster Slim CMM.20100m
MSRP
Arctic OSAR 46mm Automatic$2,500
Wristmaster Slim CMM.20$2,117

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
46mm
39mm
Thickness
13mm
9mm
Lug-to-Lug
43.5mm
Lug Width
18mm
24mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

1 specs
Caliber
Sellita SW220-1
Yema CMM.20

Pricing

1 specs
MSRP
$2,500
$2,117

Follow this matchup

Get a note when Marathon Arctic OSAR 46mm Automatic vs Yema Wristmaster Slim CMM.20 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.

Yema Wristmaster Slim CMM.20

The Yema Wristmaster Slim CMM.20 is widely praised for its compelling integrated bracelet design and comfortable 39mm wearability. Reviewers highlight its impressive value, featuring an in-house CMM.20 micro-rotor movement with a 70-hour power reserve, adjusted to -3/+7 seconds per day, all within a slim 9mm case. Some note the domed sapphire crystal can produce glare and the dial text is quite small. On balance, reviewers rate the Yema Wristmaster Slim CMM.20 highly for its integrated design and value proposition with a micro-rotor movement.

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.