Side by side

Casio PRG-340vsZelos Helmsman 3

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

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PRG-340
CasioPRG-340
MSRP $280
See the full PRG-340
Helmsman 3
ZelosHelmsman 3
MSRP $529
See the full Helmsman 3
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At a glance

15 of 29 specs differ
Diameter
PRG-34051.7mm
Helmsman 340mm
Power Reserve
PRG-340—
Helmsman 3—
Water Resistance
PRG-340100m
Helmsman 3200m
MSRP
PRG-340$280
Helmsman 3$529

Full specifications

Case

8 specs
Category
Field
Diver
Diameter
51.7mm
40mm
Thickness
15.1mm
11.5mm
Lug-to-Lug
54.7mm
40mm
Lug Width
—
20mm
Material
Bio-based resin
316L Stainless Steel
Finish
—
—
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Mineral
Domed Sapphire
AR Coating
No
—
Dial Color
Black
SS - Frost

Movement

3 specs
Caliber
—
Miyota 9015
Type
Quartz
Automatic
Power Reserve
—
0h

Pricing

1 specs
MSRP
$280
$529
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