Side by side

Casio GMA-P2126WvsSeiko Prospex Rotocall

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

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GMA-P2126W
CasioGMA-P2126W
MSRP $145
See the full GMA-P2126W
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550
See the full Prospex Rotocall
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Buy from Seiko ↗
Buy used on eBay ↗

At a glance

15 of 29 specs differ
Diameter
GMA-P2126W40.5mm
Prospex Rotocall37mm
Power Reserve
GMA-P2126W—
Prospex Rotocall40h
Water Resistance
GMA-P2126W200m
Prospex Rotocall100m
MSRP
GMA-P2126W$145
Prospex Rotocall$550

Full specifications

Case

8 specs
Diameter
40.5mm
37mm
Thickness
11.3mm
10.6mm
Lug-to-Lug
46mm
43.5mm
Lug Width
—
20mm
Material
Resin / Bio-based resin
Stainless Steel
Finish
—
Brushed and polished
Water Resistance
200m
100m
Caseback
—
Solid

Crystal & Dial

3 specs
Crystal
Mineral
Hardlex
AR Coating
No
Inner
Dial Color
Gray
Black

Movement

3 specs
Caliber
—
A824
Power Reserve
—
40h
Jewels
0
25

Pricing

1 specs
MSRP
$145
$550
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