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Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionvsZero West L4 Longitude

Q: Which is cheaper, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Zero West L4 Longitude?

At MSRP the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is the cheaper of the two at $1,350, against $2,995 for the Zero West L4 Longitude — a $1,645 gap before any retailer discounting.

Q: Which is bigger, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Zero West L4 Longitude?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition wears larger at 42.7mm versus 42mm for the Zero West L4 Longitude — a 0.7mm difference across the dial.

Q: Which has better water resistance, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Zero West L4 Longitude?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is rated to 200m versus 100m for the Zero West L4 Longitude.

Q: Which has a longer power reserve, the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition or the Zero West L4 Longitude?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 62 hours on the Zero West L4 Longitude.

Q: What movement does the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition run compared to the Zero West L4 Longitude?

Both watches run automatic movements — the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition uses the 6R35 and the Zero West L4 Longitude uses the Sellita SW500.

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

Add a watch

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

spb301j1

MSRP $1,350

Zero West L4 Longitude

l4-longitude

MSRP $2,995

At a glance

14 of 29 specs differ

Diameter

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm

L4 Longitude42mm

Power Reserve

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h

L4 Longitude62h

Water Resistance

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m

L4 Longitude100m

MSRP

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

L4 Longitude$2,995

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

—

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

6R35

Sellita SW500

Power Reserve

70h

62h

Jewels

Pricing

1 specs

MSRP

$1,350

$2,995

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Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionvsZero West L4 Longitude

At a glance

Full specifications

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