Which is cheaper, the Bremont Supermarine 300M or the Hemel Sky Racer Mechanical?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $3,550 for the Bremont Supermarine 300M — a $3,000 gap before any retailer discounting.

Which is bigger, the Bremont Supermarine 300M or the Hemel Sky Racer Mechanical?

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

Which has better water resistance, the Bremont Supermarine 300M or the Hemel Sky Racer Mechanical?

The Bremont Supermarine 300M is rated to 300m versus 50m for the Hemel Sky Racer Mechanical.

What movement does the Bremont Supermarine 300M run compared to the Hemel Sky Racer Mechanical?

The Bremont Supermarine 300M runs a automatic caliber (BE-92AE), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Bremont Supermarine 300MvsHemel Sky Racer Mechanical

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

Bremont Supermarine 300M

sm40-nd-ss-gn-b

MSRP $3,550

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

11 of 29 specs differ

Diameter

Supermarine 300M40mm

Sky Racer Mechanical43mm

Power Reserve

Supermarine 300M40h

Sky Racer Mechanical40h

Water Resistance

Supermarine 300M300m

Sky Racer Mechanical50m

MSRP

Supermarine 300M$3,550

Sky Racer Mechanical$550

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Green

Black

Movement

2 specs

Caliber

BE-92AE

Seagull ST19

Type

Automatic

Manual

Pricing

1 specs

MSRP

$3,550

$550

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Bremont Supermarine 300MvsHemel Sky Racer Mechanical

At a glance

Full specifications

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