Side by side

CWC G40 Sonar Quartz WatchvsSeestern S443 Column Wheel Chronograph

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

At a glance

16 of 29 specs differ
Diameter
G40 Sonar Quartz Watch40mm
S443 Column Wheel Chronograph40mm
Power Reserve
G40 Sonar Quartz Watch40h
S443 Column Wheel Chronograph45hh
Water Resistance
G40 Sonar Quartz Watch200m
S443 Column Wheel Chronograph50m
MSRP
G40 Sonar Quartz Watch$333
S443 Column Wheel Chronograph$10

Full specifications

Case

5 specs
Category
Field
Chronograph
Thickness
12mm
13mm
Lug-to-Lug
46mm
48.6mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

4 specs
AR Coating
Yes
Inner
Dial Color
CWC G40 Sonar Quartz Watch
Pink
Indices
Applied
3D
Lume
Super-LumiNova
Super BGW9

Movement

6 specs
Caliber
Seagull ST1901
Type
Automatic
Manual
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
45hh
Jewels
25
21
Complications
None
Chronograph, Column Wheel

Pricing

1 specs
MSRP
$333
$10

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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.

Seestern S443 Column Wheel Chronograph

Owners widely praise the Seestern S443 Column Wheel Chronograph for its affordable mechanical chronograph movement with a column wheel, derived from the Venus 175. Some owners appreciate the watch's overall aesthetic, with one noting a preference for the black-yellow variant. The ST19 movement's execution is generally well-regarded, though one owner found the chronograph minute counter could stick, a common issue that may require a watchmaker, while another noted sticky chrono pushers after patina development on the bronze case. The ST19 movement lacks an hours totalizer, and its assembly is not as refined as luxury timepieces, though comparable to entry-level automatics. One owner finds the "hand winding" script font on the dial to be a design flaw. Overall, owners rate the Seestern S443 Column Wheel Chronograph highly for its value as a column wheel chronograph, despite minor assembly and functional quirks.

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