Which is cheaper, the Hemel Sky Racer Mechanical or the Spinnaker Spence 300?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $650 for the Spinnaker Spence 300 — a $100 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Spinnaker Spence 300?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 40mm for the Spinnaker Spence 300 — a 3mm difference across the dial.

Which has better water resistance, the Hemel Sky Racer Mechanical or the Spinnaker Spence 300?

The Spinnaker Spence 300 is rated to 300m versus 50m for the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Spinnaker Spence 300?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Spinnaker Spence 300 runs a automatic (SII NH35A).

Side by side

Hemel Sky Racer MechanicalvsSpinnaker Spence 300

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Spinnaker Spence 300

spence-300-automatic-aquamarine-sp-5097-aa

MSRP $650

At a glance

10 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

Spence 30040mm

Power Reserve

Sky Racer Mechanical40h

Spence 30040h

Water Resistance

Sky Racer Mechanical50m

Spence 300300m

MSRP

Sky Racer Mechanical$550

Spence 300$650

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Black

Aquamarine

Movement

2 specs

Caliber

Seagull ST19

SII NH35A

Type

Manual

Automatic

Pricing

1 specs

MSRP

$550

$650

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Hemel Sky Racer MechanicalvsSpinnaker Spence 300

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