Side by side

CWC British Military G10 Quartz Watch - NavigatorvsGrand Seiko SBGR321

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
SBGR321
Grand SeikoSBGR321
MSRP $5,200

At a glance

14 of 29 specs differ
Diameter
British Military G10 Quartz Watch - Navigator36.5mm
SBGR32140mm
Power Reserve
British Military G10 Quartz Watch - Navigator40h
SBGR32172h
Water Resistance
British Military G10 Quartz Watch - Navigator50m
SBGR321100m
MSRP
British Military G10 Quartz Watch - Navigator$274
SBGR321$5,200

Full specifications

Case

6 specs
Category
Pilot
Dress
Diameter
36.5mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
46.6mm
Lug Width
18mm
20mm
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal
Acrylic
Sapphire
AR Coating
Inner
Yes
Dial Color
CWC British Military G10 Quartz Watch - Navigator (with Date)
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
ETA F06.412
9S65
Type
Quartz
Automatic
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$274
$5,200

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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.

Grand Seiko SBGR321

Grand Seiko SBGR321 owners and reviewers widely praise its attractive design, compelling dimensions, and robust movement. The watch features sharp case lines with contrasting brushing and polishing, a 40mm steel case that provides presence without bulk, and 100m water resistance. Its sunburst blue dial, inspired by the dawn sky over Mount Iwate, showcases Grand Seiko's signature finishing on applied markers and hands, with a red-tipped seconds hand. The 9S65 automatic movement is noted for its precision, running within specifications, with one source reporting a +5 to -3 seconds a day rate and a 3-day power reserve. A blue rotor with a crimson rim, also inspired by Mount Iwate, is visible through the display caseback. On balance, owners and reviewers rate the Grand Seiko SBGR321 highly for its exceptional finishing and compelling blue dial design at its price point.

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