Side by side

Citizen Atomic Perpetual A-TvsYema Superman Bronze CMM.10

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

The bottom line

The 39mm Superman Bronze CMM.10 wears 2mm narrower than the 41mm Atomic Perpetual A-T — noticeable on a 6.5" wrist.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Citizen Atomic Perpetual A-T

Owners widely praise the Citizen Atomic Perpetual A-T for its handsome appearance, solid fit and finish, comfortable bracelet, and intuitive world time function. Its perpetual calendar and atomic timekeeping are highlighted as major conveniences, maintaining accuracy within 0.5 seconds even without syncing, and owners appreciate its "set & forget" nature and solar charging. The watch features a modest, stylish blue dial with delicate design details and a clutter-free layout, along with high water resistance without a screw-down crown and light titanium construction. Some find the dial unnecessarily busy, and its time zone functionality is noted as less useful outside the US, with atomic sync being less compelling below the equator. Accuracy is reported as +/-15 seconds per month if not syncing, but +/-0 seconds if it syncs via radio signal. Some find the watch a bit on the large side.

Yema Superman Bronze CMM.10

The Yema Superman Bronze CMM.10 is praised for its neo-vintage dive watch aesthetic, featuring a bronze case with brushed and polished finishing and a gradient blue sandwich dial with Super-LumiNova. It is powered by the in-house CMM.10 automatic movement, which offers a 70-hour power reserve and chronometric precision rated at -3/+5 seconds per day. The watch is available in 39mm and 41mm case sizes and comes on FKM Viton rubber straps. It was offered at a pre-order price of €999. Overall, reviewers highlight the Yema Superman Bronze CMM.10 as a refined neo-vintage dive watch with a capable in-house movement and attractive finishing.

Where to get them

Check prices & track

Citizen Atomic Perpetual A-T
Citizen Atomic Perpetual A-T
Yema Superman Bronze CMM.10
Yema Superman Bronze CMM.10
MSRP $1,699
Superman Bronze CMM.10
YemaSuperman Bronze CMM.10
MSRP $1,699

At a glance

13 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
Superman Bronze CMM.1039mm
Power Reserve
Atomic Perpetual A-T40h
Superman Bronze CMM.1040h
Water Resistance
Atomic Perpetual A-T200m
Superman Bronze CMM.10300m
MSRP
Atomic Perpetual A-T
Superman Bronze CMM.10$1,699

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
41mm
39mm
Thickness
12mm
11mm
Lug-to-Lug
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
Bronze
Water Resistance
200m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Underside
Inner
Dial Color
Blue
Bronze

Movement

2 specs
Caliber
H800
Yema CMM.10
Type
Solar
Automatic

Pricing

1 specs
MSRP
$1,699

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