Casio GM-2100vsJorg Gray Watches JG8400
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

GM-2100

JG8400
Diameter
44.4mm
44mm
Lug-to-Lug
49.3mm
n/a
Thickness
11.8mm
lowest
12mm
Water Resistance
200m
highest
100m
MSRP
$220
n/a
Movement
Quartz
Quartz
Case
6 specsDiameter
44.4mm
44mm
Thickness
11.8mm
12mm
Lug-to-Lug
49.3mm
n/a
Material
Resin / Stainless steel
Stainless Steel
Finish
n/a
n/a
Water Resistance
200m
100m
Crystal & Dial
1 specsAR Coating
No
n/a
Movement
1 specsCaliber
n/a
n/a
Pricing
1 specsMSRP
$220
n/a
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