Side by side

CWC GS Sapphire WatchvsSeiko Prospex Rotocall

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

GS Sapphire Watch
CWCGS Sapphire Watch
MSRP $333
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550

At a glance

12 of 29 specs differ
Diameter
GS Sapphire Watch36.5mm
Prospex Rotocall37mm
Power Reserve
GS Sapphire Watch40h
Prospex Rotocall40h
Water Resistance
GS Sapphire Watch200m
Prospex Rotocall100m
MSRP
GS Sapphire Watch$333
Prospex Rotocall$550

Full specifications

Case

6 specs
Category
Field
Sport
Diameter
36.5mm
37mm
Thickness
12mm
10.6mm
Lug-to-Lug
46mm
43.5mm
Lug Width
19mm
20mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
Inner
Dial Color
CWC GS Sapphire Watch, Black with Black Dial
Black
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
A824

Pricing

1 specs
MSRP
$333
$550

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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 GS Sapphire Watch

Owners widely praise the CWC GS Sapphire Watch for its extreme wearability, legible dial with a minute track, and robust build, embodying military heritage in a contemporary field watch. Its subtle 36.5mm size and 200m water resistance with a screw-down crown are frequently highlighted as practical strengths, with some owners appreciating the sapphire crystal over acrylic. The watch is noted as a "strap monster" with high-quality included straps. Some owners find the CWC GS Sapphire overpriced, and fixed spring bars are a noted drawback, though justified by military specification, presenting a challenge for thicker straps. Overall, owners rate the CWC GS Sapphire highly for its practical design, military heritage, and wearability at its price point.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

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