Which is cheaper, the MKII Hellion or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $649 for the MKII Hellion — a $426 gap before any retailer discounting.

Which is bigger, the MKII Hellion or the Sheffield 1A?

The Sheffield 1A wears larger at 40mm versus 39mm for the MKII Hellion — a 1mm difference across the dial.

Which has better water resistance, the MKII Hellion or the Sheffield 1A?

The Sheffield 1A is rated to 200m versus 100m for the MKII Hellion.

What movement does the MKII Hellion run compared to the Sheffield 1A?

Both watches run automatic movements — the MKII Hellion uses the TMI NH38 and the Sheffield 1A uses the Seiko NH35A.

Side by side

MKII HellionvsSheffield 1A

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

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MKII Hellion

MSRP $649

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

9 of 29 specs differ

Diameter

Hellion39mm

1A40mm

Power Reserve

Hellion—

1A—

Water Resistance

Hellion100m

1A200m

MSRP

Hellion$649

1A$223

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

Black

White/Blue

Lume

SuperLuminova

Swiss blue lume

Movement

1 specs

Caliber

TMI NH38

Seiko NH35A

Pricing

1 specs

MSRP

$649

$223

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MKII HellionvsSheffield 1A

At a glance

Full specifications

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