Side by side

CWC British Military G10 Quartz Watch - NavigatorvsSeiko Prospex SPEEDTIMER

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

British Military G10 Quartz Watch - Navigator
CWCBritish Military G10 Quartz Watch - Navigator
MSRP $274
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $725

At a glance

13 of 29 specs differ
Diameter
British Military G10 Quartz Watch - Navigator36.5mm
Prospex SPEEDTIMER39mm
Power Reserve
British Military G10 Quartz Watch - Navigator40h
Prospex SPEEDTIMER40h
Water Resistance
British Military G10 Quartz Watch - Navigator50m
Prospex SPEEDTIMER100m
MSRP
British Military G10 Quartz Watch - Navigator$274
Prospex SPEEDTIMER$725

Full specifications

Case

6 specs
Category
Pilot
Chronograph
Diameter
36.5mm
39mm
Thickness
12mm
13.3mm
Lug-to-Lug
46mm
45.5mm
Lug Width
18mm
20mm
Water Resistance
50m
100m

Crystal & Dial

5 specs
Crystal
Acrylic
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
CWC British Military G10 Quartz Watch - Navigator (with Date)
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

1 specs
Caliber
ETA F06.412
V192

Pricing

1 specs
MSRP
$274
$725

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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 British Military G10 Quartz Watch - Navigator

The CWC British Military G10 Quartz Watch - Navigator is praised for its legible, heritage-inspired design and robust, bead-blasted 316L stainless steel case with welded spring bars. Owners report it is tough and suitable for everyday wear, with one noting very little wear after extended use. Lume performance is considered adequate by reviewers, and its 50m water resistance is an improvement over vintage issued models. The watch is noted for its practicality and military history. Some owners feel it lacks the "soul" of vintage models, and the rotor of its Sellita SW200-1 movement is described as noticeably audible. Overall, owners and reviewers rate the CWC British Military G10 Quartz Watch - Navigator highly for its functional, heritage-inspired design and robust build at its price point.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER's gorgeous, unique red dial and vintage-inspired design, finding it a sturdy and reliable everyday watch. Some owners, however, question the value proposition at around $700 for a solar quartz model, citing its 13-15mm thickness and the 24-hour subdial as drawbacks. Accuracy figures vary, with one owner reporting +1/+2 seconds per day, while another notes the V192 solar movement offers a six-month power reserve. Overall, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and versatile chronograph, with its striking dial and everyday wearability being the most frequently cited strengths.

From video reviewers

The Seiko Prospex SPEEDTIMER's solar movement provides reliable power without battery replacements and accurate timekeeping, with a claimed accuracy of ±15 seconds per month. A notable trade-off is the watch's slightly thicker profile and somewhat lacking lume brightness. Reviewers disagree on whether the bezel action is smooth and clicky, with one reviewer praising it and the other not mentioning it.

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