Side by side

CWC T20 General Service Quartz WatchvsYema Superman Titanium Tourbillon CMM.31 Limited Edition

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 Titanium Tourbillon CMM.31 Limited Edition
YemaSuperman Titanium Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

13 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
Superman Titanium Tourbillon CMM.31 Limited Edition43mm
Power Reserve
T20 General Service Quartz Watch40h
Superman Titanium Tourbillon CMM.31 Limited Edition40h
Water Resistance
T20 General Service Quartz Watch50m
Superman Titanium Tourbillon CMM.31 Limited Edition300m
MSRP
T20 General Service Quartz Watch$249
Superman Titanium Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
38mm
43mm
Thickness
12mm
11.7mm
Lug-to-Lug
42mm
Lug Width
18.5mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
50m
300m

Crystal & Dial

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

Movement

2 specs
Caliber
Ronda 515
Yema CMM.31 Tourbillon
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$249
$13,000

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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.

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 Titanium Tourbillon CMM.31 Limited Edition

The Yema Superman Titanium Tourbillon CMM.31 Limited Edition is noted for its in-house titanium tourbillon movement offering a 105-hour power reserve and 200m water resistance, alongside a unique asphalt-grained dial. Owners find the 43mm size wearable, with one describing it as a contradictory "toolwatch" with exceptional movement craftsmanship. A reviewer flags the bracelet clasp's extension system as crude. On balance, owners and reviewers highlight the impressive movement and dial as key strengths of the Yema Superman Titanium Tourbillon CMM.31 Limited Edition.

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