Side by side
RGM Watches Model 455 Classic ChronographsvsGrand Seiko SBGR321
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Model 455 Classic Chronographs38.2mm
SBGR32140mm
Power Reserve
Model 455 Classic Chronographs40h
SBGR32172h
Water Resistance
Model 455 Classic Chronographs50m
SBGR321100m
MSRP
Model 455 Classic Chronographs$7,950
SBGR321$5,200
Full specifications
Case
5 specsCategory
—
Dress
Diameter
38.2mm
40mm
Thickness
13.9mm
13mm
Lug-to-Lug
46mm
46.6mm
Water Resistance
50m
100m
Crystal & Dial
1 specsAR Coating
Inner
Yes
Movement
2 specsCaliber
Valjoux 7750
9S65
Power Reserve
40h
72h
Pricing
1 specsMSRP
$7,950
$5,200
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