Which is cheaper, the Spinnaker Golden Eclipse or the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

At MSRP the Spinnaker Golden Eclipse is the cheaper of the two at $390, against $2,900 for the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch — a $2,510 gap before any retailer discounting.

Which is bigger, the Spinnaker Golden Eclipse or the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

The Spinnaker Golden Eclipse wears larger at 43mm versus 42.6mm for the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch — a 0.4mm difference across the dial.

Which has better water resistance, the Spinnaker Golden Eclipse or the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch is rated to 300m versus 150m for the Spinnaker Golden Eclipse.

Which has a longer power reserve, the Spinnaker Golden Eclipse or the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch 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 Marinemaster Marinemaster 1968 Heritage Diver's Watch?

Both watches run automatic movements — the Spinnaker Golden Eclipse uses the SII NH35A and the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch uses the 8L35.

Side by side

Spinnaker Golden EclipsevsSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

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

Spinnaker Golden Eclipse

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MSRP $390

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

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MSRP $2,900

At a glance

14 of 29 specs differ

Diameter

Golden Eclipse43mm

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm

Power Reserve

Golden Eclipse40h

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch50h

Water Resistance

Golden Eclipse150m

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m

MSRP

Golden Eclipse$390

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$2,900

Full specifications

Case

6 specs

Diameter

43mm

42.6mm

Thickness

13mm

13.4mm

Lug-to-Lug

51mm

49.3mm

Lug Width

22mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

150m

300m

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

$2,900

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