Side by side

CWC G40 Sonar Quartz WatchvsBaltic Hermétique Summer

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
Hermétique Summer
BalticHermétique Summer
MSRP $594

At a glance

9 of 29 specs differ
Diameter
G40 Sonar Quartz Watch40mm
Hermétique Summer37mm
Power Reserve
G40 Sonar Quartz Watch40h
Hermétique Summer42h
Water Resistance
G40 Sonar Quartz Watch200m
Hermétique Summer150m
MSRP
G40 Sonar Quartz Watch$333
Hermétique Summer$594

Full specifications

Case

4 specs
Category
Field
Dress
Diameter
40mm
37mm
Thickness
12mm
10.8mm
Water Resistance
200m
150m

Crystal & Dial

2 specs
Dial Color
CWC G40 Sonar Quartz Watch
Orange
Lume
Super-LumiNova
BGW9

Movement

2 specs
Caliber
Miyota 9039
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$333
$594

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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.

Baltic Hermétique Summer

Reviewers highlight the Baltic Hermétique Summer's compact 37mm brushed case with a polished bezel and 150 meters of water resistance. The watch features glossy dials in bright colors with raised BGW9 Super-LumiNova indices that emit a strong blue glow, and it comes with color-matched FKM rubber straps or Baltic bracelets. The Miyota 9039 movement supports hacking and hand-winding. However, the recessed crown can be difficult to manipulate if fingernails are not long enough, and the movement has a stated accuracy of -10/+30 seconds per day. Overall, reviewers praise the Baltic Hermétique Summer for its well-balanced, colorful dials and strong lume at an affordable price point.

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