Which is cheaper, the Spinnaker Golden Eclipse or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

At MSRP the Spinnaker Golden Eclipse is the cheaper of the two at $390, against $3,300 for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition — a $2,910 gap before any retailer discounting.

Which is bigger, the Spinnaker Golden Eclipse 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 43mm for the Spinnaker Golden Eclipse — a 1mm difference across the dial.

Which has better water resistance, the Spinnaker Golden Eclipse 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 is rated to 200m versus 150m for the Spinnaker Golden Eclipse.

Which has a longer power reserve, the Spinnaker Golden Eclipse 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 40 hours on the Spinnaker Golden Eclipse.

What movement does the Spinnaker Golden Eclipse run compared to the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

Both watches run automatic movements — the Spinnaker Golden Eclipse uses the SII NH35A and the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition uses the 8L35.

Side by side

Spinnaker Golden EclipsevsSeiko 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.

Spinnaker Golden Eclipse

fleuss-automatic-golden-eclipse-sp-5055-55

MSRP $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

Golden Eclipse43mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

Golden Eclipse40h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

Golden Eclipse150m

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

Golden Eclipse$390

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

Full specifications

Case

5 specs

Diameter

43mm

44mm

Lug-to-Lug

51mm

49.3mm

Lug Width

22mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

150m

200m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Golden Eclipse

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

SII NH35A

8L35

Power Reserve

40h

50h

Jewels

Pricing

1 specs

MSRP

$390

$3,300

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