Side by side

Casio GD-400vsSeiko Prospex Rotocall

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

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GD-400
CasioGD-400
MSRP $155
See the full GD-400
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550
See the full Prospex Rotocall
Buy from Casio ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
GD-40049.7mm
Prospex Rotocall37mm
Power Reserve
GD-400—
Prospex Rotocall—
Water Resistance
GD-400200m
Prospex Rotocall100m
MSRP
GD-400$155
Prospex Rotocall$550

Full specifications

Case

7 specs
Diameter
49.7mm
37mm
Thickness
16.9mm
10.6mm
Lug-to-Lug
55mm
43.5mm
Lug Width
—
20mm
Material
Resin
Stainless Steel
Finish
—
—
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Mineral
Hardlex
AR Coating
No
—
Dial Color
Black
—

Movement

2 specs
Caliber
—
A824
Power Reserve
—
0h

Pricing

1 specs
MSRP
$155
$550
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