Side by side

CWC G40 Sonar Quartz WatchvsSpinnaker Croft 39 GMT

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

G40 Sonar Quartz Watch
CWCG40 Sonar Quartz Watch
MSRP $333
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

11 of 29 specs differ
Diameter
G40 Sonar Quartz Watch40mm
Croft 39 GMT39mm
Power Reserve
G40 Sonar Quartz Watch40h
Croft 39 GMT40h
Water Resistance
G40 Sonar Quartz Watch200m
Croft 39 GMT100m
MSRP
G40 Sonar Quartz Watch$333
Croft 39 GMT$445

Full specifications

Case

6 specs
Category
Field
GMT
Diameter
40mm
39mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
CWC G40 Sonar Quartz Watch
Red
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Seiko NH34A

Pricing

1 specs
MSRP
$333
$445

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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 G40 Sonar Quartz Watch

Owners widely appreciate the CWC G40 Sonar Quartz Watch for its classic G10 design, 40mm case size, and 20atm water resistance, noting its light, rugged, and reliable "grab-n-go" nature. Some find the dial proportions have too much negative space, while others praise its unique anodized red crown and quality NATO straps. A larger crown can dig into the wrist, and the lack of a battery hatch is a trade-off for its 100m water resistance. On balance, owners value the CWC G40 Sonar Quartz Watch for its robust build and classic aesthetic, though its price point and competition are frequently cited concerns.

Spinnaker Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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