What movement does the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch run compared to the Spinnaker Tesei Forged Carbon?

Both watches run automatic movements — the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch uses the 6L37 and the Spinnaker Tesei Forged Carbon uses the SII NH35A.

Side by side

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's WatchvsSpinnaker Tesei Forged Carbon

Q: Which is cheaper, the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch or the Spinnaker Tesei Forged Carbon?

At MSRP the Spinnaker Tesei Forged Carbon is the cheaper of the two at $550, against $2,800 for the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch — a $2,250 gap before any retailer discounting.

Q: Which is bigger, the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon wears larger at 43mm versus 39.5mm for the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch — a 3.5mm difference across the dial.

Q: Which has better water resistance, the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch or the Spinnaker Tesei Forged Carbon?

The Spinnaker Tesei Forged Carbon is rated to 300m versus 200m for the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch.

Q: Which has a longer power reserve, the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch or the Spinnaker Tesei Forged Carbon?

The Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch carries a 45-hour power reserve against 40 hours on the Spinnaker Tesei Forged Carbon.

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

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

sje117j1

MSRP $2,800

Spinnaker Tesei Forged Carbon

tesei-forged-carbon-automatic-limited-edition-white-frost-sp-5143-01

MSRP $550

At a glance

14 of 29 specs differ

Diameter

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm

Tesei Forged Carbon43mm

Power Reserve

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h

Tesei Forged Carbon40h

Water Resistance

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m

Tesei Forged Carbon300m

MSRP

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800

Tesei Forged Carbon$550

Full specifications

Case

6 specs

Diameter

39.5mm

43mm

Thickness

12.3mm

16mm

Lug-to-Lug

47.2mm

52mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

200m

300m

Crystal & Dial

4 specs

Crystal Shape

Box

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

White

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

6L37

SII NH35A

Power Reserve

45h

40h

Jewels

Pricing

1 specs

MSRP

$2,800

$550

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