Which is cheaper, the MKII Hellion or the Undone Vintage Arctic Blue?

At MSRP the Undone Vintage Arctic Blue is the cheaper of the two at $265, against $649 for the MKII Hellion — a $384 gap before any retailer discounting.

Which is bigger, the MKII Hellion or the Undone Vintage Arctic Blue?

The Undone Vintage Arctic Blue 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 Undone Vintage Arctic Blue?

The MKII Hellion is rated to 100m versus 30m for the Undone Vintage Arctic Blue.

What movement does the MKII Hellion run compared to the Undone Vintage Arctic Blue?

The MKII Hellion runs a automatic caliber (Seiko NH38), while the Undone Vintage Arctic Blue runs a quartz (Seiko VK64).

Side by side

MKII HellionvsUndone Vintage Arctic Blue

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

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MKII Hellion

MSRP $649

See the full Hellion

Undone Vintage Arctic Blue

MSRP $265

See the full Vintage Arctic Blue

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At a glance

12 of 29 specs differ

Diameter

Hellion39mm

Vintage Arctic Blue40mm

Power Reserve

Hellion—

Vintage Arctic Blue—

Water Resistance

Hellion100m

Vintage Arctic Blue30m

MSRP

Hellion$649

Vintage Arctic Blue$265

Full specifications

Case

5 specs

Diameter

39mm

40mm

Thickness

13.55mm

12.7mm

Lug-to-Lug

48.5mm

0mm

Lug Width

20mm

0mm

Water Resistance

100m

30m

Crystal & Dial

3 specs

Crystal

Sapphire

Dial Color

Black

—

Lume

SuperLuminova

None

Movement

3 specs

Caliber

Seiko NH38

Seiko VK64

Type

Automatic

Quartz

Power Reserve

—

Pricing

1 specs

MSRP

$649

$265

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MKII HellionvsUndone Vintage Arctic Blue

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