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Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsZRC 1904 1964 Spirit

Q: Which is cheaper, the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition or the ZRC 1904 1964 Spirit?

At MSRP the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition is the cheaper of the two at $3,300, against $3,590 for the ZRC 1904 1964 Spirit — a $290 gap before any retailer discounting.

Q: Which is bigger, the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition or the ZRC 1904 1964 Spirit?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition wears larger at 44mm versus 41.5mm for the ZRC 1904 1964 Spirit — a 2.5mm difference across the dial.

Q: Which has better water resistance, the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition or the ZRC 1904 1964 Spirit?

The ZRC 1904 1964 Spirit is rated to 1000m versus 200m for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition.

Q: Which has a longer power reserve, the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition or the ZRC 1904 1964 Spirit?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition carries a 50-hour power reserve against 40 hours on the ZRC 1904 1964 Spirit.

Q: What movement does the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition run compared to the ZRC 1904 1964 Spirit?

Both watches run automatic movements — the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition uses the 8L35 and the ZRC 1904 1964 Spirit uses the Sellita SW-200.

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 Black Series Limited Edition

sla061j1

MSRP $3,300

ZRC 1904 1964 Spirit

1964-spirit-gf41213

MSRP $3,590

At a glance

13 of 29 specs differ

Diameter

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

1964 Spirit41.5mm

Power Reserve

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

1964 Spirit40h

Water Resistance

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

1964 Spirit1,000m

MSRP

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

1964 Spirit$3,590

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

8L35

Sellita SW-200

Power Reserve

50h

40h

Jewels

Pricing

1 specs

MSRP

$3,300

$3,590

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Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsZRC 1904 1964 Spirit

At a glance

Full specifications

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