Which is cheaper, the Marnaut Dark Surge 300 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

At MSRP the Marnaut Dark Surge 300 is the cheaper of the two at $1,390, against $3,300 for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition — a $1,910 gap before any retailer discounting.

Which is bigger, the Marnaut Dark Surge 300 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition wears larger at 44mm versus 41mm for the Marnaut Dark Surge 300 — a 3mm difference across the dial.

Which has better water resistance, the Marnaut Dark Surge 300 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Marnaut Dark Surge 300 is rated to 300m versus 200m for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition.

Which has a longer power reserve, the Marnaut Dark Surge 300 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition carries a 50-hour power reserve against 41 hours on the Marnaut Dark Surge 300.

What movement does the Marnaut Dark Surge 300 run compared to the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

Both watches run automatic movements — the Marnaut Dark Surge 300 uses the Sellita SW200-1 and the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition uses the 8L35.

Side by side

Marnaut Dark Surge 300vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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

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Marnaut Dark Surge 300

MSRP $1,390

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

sla061j1

MSRP $3,300

At a glance

13 of 29 specs differ

Diameter

Dark Surge 30041mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

Dark Surge 30041h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

Dark Surge 300300m

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

Dark Surge 300$1,390

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Adriatic

Black

Lume

SuperLuminova C3

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Sellita SW200-1

8L35

Power Reserve

41h

50h

Jewels

Pricing

1 specs

MSRP

—

$3,300

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Marnaut Dark Surge 300vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

At a glance

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