Side by side

Orient RA-AC0K Diver WatchvsYema Superman Dato CMM.10

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

RA-AC0K Diver Watch
OrientRA-AC0K Diver Watch
MSRP $455
Superman Dato CMM.10
YemaSuperman Dato CMM.10
MSRP $1,777

At a glance

16 of 29 specs differ
Diameter
RA-AC0K Diver Watch43.4mm
Superman Dato CMM.1039.5mm
Power Reserve
RA-AC0K Diver Watch40h
Superman Dato CMM.1040h
Water Resistance
RA-AC0K Diver Watch200m
Superman Dato CMM.10300m
MSRP
RA-AC0K Diver Watch$455
Superman Dato CMM.10$1,777

Full specifications

Case

6 specs
Diameter
43.4mm
39.5mm
Thickness
12.8mm
11.85mm
Lug-to-Lug
51mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
39.5mm Automatic
Indices
Applied

Movement

4 specs
Caliber
F6722
Yema CMM.10
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Date
None

Pricing

1 specs
MSRP
$455
$1,777

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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.

Orient RA-AC0K Diver Watch

Owners widely praise the Orient RA-AC0K Diver Watch for exceeding expectations and being a "real" watch. The mechanical movement is noted for keeping great time, running within a handful of seconds fast per day, with some owners considering Orient's budget movements among the best for accuracy. Overall, owners rate the Orient RA-AC0K Diver Watch highly for its surprising quality and reliable timekeeping at its price point.

Yema Superman Dato CMM.10

Owners widely praise the Yema Superman Dato CMM.10 for its excellent value and retro-inspired design, with particular appreciation for the tropical dial and faded bezel. The in-house CMM.10 movement is noted for its 70-hour power reserve and stated accuracy of +5/-3 seconds per day. Some owners find the strap uncomfortable on smaller wrists, and the bezel lock mechanism is considered flimsy by one reviewer. The CMM.10 movement is thicker than alternative micro-rotor movements. Overall, owners rate the Yema Superman Dato CMM.10 highly for its distinctive aesthetic and strong value proposition.

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