Side by side

Grand Seiko SBGM221vsStewart Dawson Royal Marines

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

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SBGM221
Grand SeikoSBGM221
MSRP $5,400
Royal Marines
Stewart DawsonRoyal Marines
MSRP $1,451
Buy from Grand Seiko ↗
Buy used on eBay ↗
Buy from Stewart Dawson ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
SBGM22139.5mm
Royal Marines42mm
Power Reserve
SBGM22172h
Royal Marines41h
Water Resistance
SBGM22130m
Royal Marines100m
MSRP
SBGM221$5,400
Royal Marines$1,451

Full specifications

Case

6 specs
Category
GMT
—
Diameter
39.5mm
42mm
Thickness
13.7mm
12.5mm
Lug-to-Lug
46.9mm
48mm
Lug Width
19mm
—
Water Resistance
30m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Green
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
9S66
Sellita SW200
Power Reserve
72h
41h

Pricing

1 specs
MSRP
$5,400
—
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