CWC G40 Sonar QuartzvsSternglas Sedius

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

CWC G40 Sonar Quartz at true scale

G40 Sonar Quartz

Sternglas Sedius at true scale

Sedius

Diameter

40mm

40mm

Lug-to-Lug

46mm

lowest

47mm

Thickness

12mm

8mm

lowest

Water Resistance

200m

highest

50m

MSRP

$333

$301

lowest

Movement

Ronda 715Li

Seiko VH31

Case

4 specs
Category
Field
Dress
Thickness
12mm
8mm
Lug-to-Lug
46mm
47mm
Water Resistance
200m
50m

Crystal & Dial

3 specs
AR Coating
Yes
n/a
Dial Color
CWC G40 Sonar Quartz Watch
n/a
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Ronda 715Li
Seiko VH31
Power Reserve
0h
n/a
Jewels
0
n/a

Pricing

1 specs
MSRP
$333
$301
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC G40 Sonar Quartz

Owners widely praise the CWC G40 Sonar Quartz Watch for its clean dial, new numeral font, subtle broad arrow, and tan lume, with many appreciating its 40mm size as comfortable and well-wearing. Reviewers and owners alike highlight its light, rugged, reliable, and legible nature, powered by a precise Swiss Ronda quartz movement, and note positives like the domed crystal and 7-year battery life. Some owners find the dial proportions off due to negative space, while others criticize the lack of a battery hatch, a large crown that can dig into the wrist, and a high price point that makes its value less competitive. On balance, owners and reviewers rate the CWC G40 Sonar Quartz Watch highly for its classic design and robust tool watch functionality at the price.

Sternglas Sedius

The Sternglas Sedius is widely praised for its harmonious blend of Bauhaus minimalism and Art Deco elegance, offering excellent value with a pleasing wearability due to its case shape and slender lugs. Owners and reviewers highlight the smooth-sweeping seconds hand from the Seiko VH31 meca-quartz movement and the double-domed sapphire crystal. Legibility is crisp on the blue-on-white dial, though some find the black dial variant less so. The Sternglas Sedius is considered an affordable, classy, and trendy option for those seeking a sector dial watch with a good price-performance ratio, though it lacks a date complication. Overall, owners and reviewers rate the Sternglas Sedius highly for its aesthetic appeal and strong value proposition.