Side by side
Seiko Prospex RotocallvsStudio Underd0g Watermel0n (Gen3)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
10 of 29 specs differDiameter
Prospex Rotocall37mm
Watermel0n (Gen3)38.5mm
Power Reserve
Prospex Rotocall—
Watermel0n (Gen3)50h
Water Resistance
Prospex Rotocall100m
Watermel0n (Gen3)50m
MSRP
Prospex Rotocall$550
Watermel0n (Gen3)$800
Full specifications
Case
5 specsCategory
Sport
—
Diameter
37mm
38.5mm
Thickness
10.6mm
12.9mm
Lug-to-Lug
43.5mm
44.5mm
Water Resistance
100m
50m
Crystal & Dial
1 specsCrystal
Hardlex
Sapphire
Movement
3 specsCaliber
Seiko A824
Seagull ST-1901
Type
Quartz
Manual
Power Reserve
0h
50h
Pricing
1 specsMSRP
$550
$800
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