Which is cheaper, the Hemel Sky Racer Mechanical or the Seiko Presage Classic Series?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $950 for the Seiko Presage Classic Series — a $400 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Seiko Presage Classic Series?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 36mm for the Seiko Presage Classic Series — a 7mm difference across the dial.

Which has better water resistance, the Hemel Sky Racer Mechanical or the Seiko Presage Classic Series?

The Hemel Sky Racer Mechanical is rated to 50m versus 10m for the Seiko Presage Classic Series.

Which has a longer power reserve, the Hemel Sky Racer Mechanical or the Seiko Presage Classic Series?

The Seiko Presage Classic Series carries a 72-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Seiko Presage Classic Series?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Seiko Presage Classic Series runs a automatic (6R51).

Side by side

Hemel Sky Racer MechanicalvsSeiko Presage Classic Series

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Seiko Presage Classic Series

spb521j1

MSRP $950

At a glance

15 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

Presage Classic Series36mm

Power Reserve

Sky Racer Mechanical40h

Presage Classic Series72h

Water Resistance

Sky Racer Mechanical50m

Presage Classic Series100m

MSRP

Sky Racer Mechanical$550

Presage Classic Series$950

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Movement

4 specs

Caliber

Seagull ST19

6R51

Type

Manual

Automatic

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$550

$950

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