Which is cheaper, the Hemel HD24 Automatic or the Seiko Prospex Rotocall?

At MSRP the Hemel HD24 Automatic is the cheaper of the two at $300, against $550 for the Seiko Prospex Rotocall — a $250 gap before any retailer discounting.

Which is bigger, the Hemel HD24 Automatic or the Seiko Prospex Rotocall?

The Hemel HD24 Automatic wears larger at 40mm versus 37mm for the Seiko Prospex Rotocall — a 3mm difference across the dial.

Which has better water resistance, the Hemel HD24 Automatic or the Seiko Prospex Rotocall?

The Hemel HD24 Automatic is rated to 200m versus 10m for the Seiko Prospex Rotocall.

What movement does the Hemel HD24 Automatic run compared to the Seiko Prospex Rotocall?

The Hemel HD24 Automatic runs a automatic caliber (Seiko NH38A), while the Seiko Prospex Rotocall runs a quartz (A824).

Side by side

Hemel HD24 AutomaticvsSeiko Prospex Rotocall

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

Hemel HD24 Automatic

the-gallant

MSRP $300

Seiko Prospex Rotocall

smgg17

MSRP $550

At a glance

11 of 29 specs differ

Diameter

HD24 Automatic40mm

Prospex Rotocall37mm

Power Reserve

HD24 Automatic40h

Prospex Rotocall40h

Water Resistance

HD24 Automatic200m

Prospex Rotocall100m

MSRP

HD24 Automatic$300

Prospex Rotocall$550

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Hardlex

Dial Color

Gallant USAF Edition

Black

Movement

2 specs

Caliber

Seiko NH38A

A824

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$300

$550

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Hemel HD24 AutomaticvsSeiko Prospex Rotocall

At a glance

Full specifications

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