Casio GAC-2500vsProTek Watches K109x Series
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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.

GAC-2500

K109x Series
Diameter
44.5mm
42mm
Thickness
12.7mm
lowest
13.9mm
Water Resistance
200m
300m
highest
MSRP
$145
n/a
Movement
5757
Seiko VS2S60
Case
6 specsDiameter
44.5mm
42mm
Thickness
12.7mm
13.95mm
Lug-to-Lug
n/a
n/a
Lug Width
n/a
22mm
Material
Resin
Carbon
Water Resistance
200m
300m
Crystal & Dial
3 specsCrystal
Mineral
Sapphire
Dial Color
Black
n/a
Lume
None
Tritium
Movement
2 specsCaliber
5757
Seiko VS2S60
Power Reserve
0h
n/a
Pricing
1 specsMSRP
$145
n/a
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