Side by side

CWC T20 General Service Quartz WatchvsGrand Seiko SBGX355

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
SBGX355
Grand SeikoSBGX355
MSRP $4,100

At a glance

13 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
SBGX35537mm
Power Reserve
T20 General Service Quartz Watch40h
SBGX35540h
Water Resistance
T20 General Service Quartz Watch50m
SBGX355100m
MSRP
T20 General Service Quartz Watch$249
SBGX355$4,100

Full specifications

Case

7 specs
Category
Field
Dress
Diameter
38mm
37mm
Thickness
12mm
10.6mm
Lug-to-Lug
42mm
44.6mm
Lug Width
18.5mm
19mm
Material
Stainless Steel
Titanium
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal
Acrylic
Sapphire
AR Coating
Inner
Yes
Dial Color
CWC T20 General Service Quartz Watch
Black
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Ronda 515
9F62

Pricing

1 specs
MSRP
$249
$4,100

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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.

Grand Seiko SBGX355

The Grand Seiko SBGX355 is widely praised for its beautiful dial, excellent finishing, and perfect 37mm size. Owners report unparalleled accuracy from the 9F62 quartz movement, rated to within 10 seconds per year. The high-intensity titanium case and 100m water resistance are noted features. Some consider the SBGX355 a "baby Snowflake" and a more accessible alternative to other models. Overall, owners and reviewers rate the Grand Seiko SBGX355 highly for its iconic Snowflake dial and exceptional quartz accuracy in a wearable 37mm case.

From video reviewers

The titanium case finishing is a significant strength. The deployant clasp is noted as prone to rattle. Reviewers disagree on the ideal case size for everyday wear.

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