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Grand Seiko SBGJ237vsSheffield 1A

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

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SBGJ237
Grand SeikoSBGJ237
MSRP $7,600
1A
Sheffield1A
MSRP $223
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Buy from Sheffield ↗
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At a glance

11 of 29 specs differ
Diameter
SBGJ23744.2mm
1A40mm
Power Reserve
SBGJ23755h
1A—
Water Resistance
SBGJ237200m
1A200m
MSRP
SBGJ237$7,600
1A$223

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
44.2mm
40mm
Thickness
14.4mm
12.8mm
Lug-to-Lug
50.6mm
46mm
Lug Width
21mm
20mm

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
White/Blue
Lume
None
Swiss blue lume

Movement

2 specs
Caliber
9S86
Seiko NH35A
Power Reserve
55h
—

Pricing

1 specs
MSRP
$7,600
$223
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