Side by side

CWC T20 General Service Quartz WatchvsTissot Seastar 1000 Chronograph

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
Seastar 1000 Chronograph
TissotSeastar 1000 Chronograph
MSRP $650

At a glance

13 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
Seastar 1000 Chronograph45.5mm
Power Reserve
T20 General Service Quartz Watch40h
Seastar 1000 Chronograph40h
Water Resistance
T20 General Service Quartz Watch50m
Seastar 1000 Chronograph300m
MSRP
T20 General Service Quartz Watch$249
Seastar 1000 Chronograph$650

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
38mm
45.5mm
Thickness
12mm
12.82mm
Lug-to-Lug
42mm
45.5mm
Lug Width
18.5mm
22mm
Water Resistance
50m
300m

Crystal & Dial

5 specs
Crystal
Acrylic
Sapphire
AR Coating
Inner
Yes
Dial Color
CWC T20 General Service Quartz Watch
Black
Indices
Applied
Indexes
Lume
Super-LumiNova
Super-LumiNova ®

Movement

1 specs
Caliber
Ronda 515

Pricing

1 specs
MSRP
$249
$650

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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.

Tissot Seastar 1000 Chronograph

Owners widely praise the Tissot Seastar 1000 Chronograph for its captivating blue dial, excellent case finishing, and legible matte dial, with some noting its Powermatic 80 movement offers remarkable accuracy averaging -0.6 seconds per day and an 80-hour power reserve. The ceramic bezel is also frequently highlighted as exceptionally well-done, and the bracelet is described as surprisingly strong. However, multiple owners report issues including bezel looseness, paint chipping, flooding, a broken crown, and a protruding case back causing discomfort. Some find the watch too large, with one owner noting unfinished case sides and a crown pattern that digs into fingers. Overall, owners rate the Tissot Seastar 1000 Chronograph highly for its impressive finishing and value, despite a notable number of reports concerning durability and comfort issues.

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