Side by side

CWC T20 General Service Quartz WatchvsYema Superman Steel CMM.10

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

T20 General Service Quartz Watch
CWCT20 General Service Quartz Watch
MSRP $249
Superman Steel CMM.10
YemaSuperman Steel CMM.10
MSRP $1,890
What people say

Owners + reviewers, side by side

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

CWC T20 General Service Quartz Watch

The CWC T20 General Service Quartz Watch is widely praised for its simple, clean, and classic look, with owners considering it a classy and comfortable field watch. Its 38mm tonneau case is seen by some as a cool retro piece representative of original MOD specifications, though others find this size too small for larger wrists. The watch is noted for keeping accurate time, with one owner reporting it as practical for everyday wear. It features a stainless steel case, sapphire crystal, and a Ronda 715 movement. A limitation mentioned is the fixed lugs, which restrict strap versatility. Overall, owners rate the CWC T20 General Service Quartz Watch highly for its classic military-inspired aesthetic and reliable timekeeping at an affordable price.

Yema Superman Steel CMM.10

Owners widely praise the Yema Superman Steel CMM.10 for its refined casework, including polished lug bevels and an elegant crown guard, and its comfortable 39mm x 10.5mm dimensions. The glossy black lacquer dial and bezel insert are noted for adding depth, and the in-house CMM.10 movement is reported to be accurate, with one owner observing a loss of only 2 seconds over 2 days. The scales bracelet is described as gorgeous and nearly invisible on the wrist, though some find its polished center links too flashy. One reviewer flagged the signature bezel lock mechanism as flimsy and inconvenient. The CMM.10 automatic movement offers a 70-hour power reserve and is regulated to within +5/-3 seconds per day. On balance, owners and reviewers rate the Yema Superman Steel CMM.10 highly for its refined finishing and comfortable wearability at its price point.

From video reviewers

The Yema Steel features an in-house movement with a micro-rotor, one of the most beautiful at this price point. The watch's clasp feels a bit thin, which is a notable drawback. Reviewers disagree on the movement's power reserve, with one reviewer noting a 42-hour reserve and the other not mentioning power reserve at all.

At a glance

13 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
Superman Steel CMM.1039mm
Power Reserve
T20 General Service Quartz Watch40h
Superman Steel CMM.1040h
Water Resistance
T20 General Service Quartz Watch50m
Superman Steel CMM.10300m
MSRP
T20 General Service Quartz Watch$249
Superman Steel CMM.10$1,890

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
38mm
39mm
Thickness
12mm
11.3mm
Lug-to-Lug
42mm
Lug Width
18.5mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

3 specs
Crystal
Acrylic
Domed Sapphire
Dial Color
CWC T20 General Service Quartz Watch
Steel
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Ronda 515
Yema CMM.10
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$249
$1,890
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