Side by side

CWC T20 General Service Quartz WatchvsGrand Seiko SBGP009

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
SBGP009
Grand SeikoSBGP009
MSRP $3,100

At a glance

12 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
SBGP00940mm
Power Reserve
T20 General Service Quartz Watch40h
SBGP00940h
Water Resistance
T20 General Service Quartz Watch50m
SBGP009100m
MSRP
T20 General Service Quartz Watch$249
SBGP009$3,100

Full specifications

Case

6 specs
Category
Field
Dress
Diameter
38mm
40mm
Thickness
12mm
10.6mm
Lug-to-Lug
42mm
47mm
Lug Width
18.5mm
20mm
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
9F85

Pricing

1 specs
MSRP
$249
$3,100

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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 SBGP009

Grand Seiko SBGP009 owners note its "normal quartz" movement, and one owner criticizes the bracelet for lacking a taper. One owner cites a 40-year-old Seiko quartz watch that has only required battery changes as evidence of the reliability of Grand Seiko's quartz movements. On balance, owners value the Grand Seiko SBGP009 for its perceived long-term reliability.

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