Seiko Prospex Marinemaster 1968 Heritage Diver's WatchvsSmiths Sewills Professional Diver PRS-44

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Seiko Prospex Marinemaster 1968 Heritage Diver's Watch

MSRP $2,900

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Smiths Sewills Professional Diver PRS-44

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Prospex Marinemaster 1968 Heritage Diver's Watch

Sewills Professional Diver PRS-44

Diameter

Across the case, crown excluded.

42.6mm

42mm

Lug-to-Lug

The number that decides fit.

49.3mm

lowest

50mm

Thickness

How it sits under a cuff.

13.4mm

13mm

lowest

Water Resistance

Rated in meters.

300m

Power Reserve

How long it runs off the wrist.

50h

n/a

MSRP

Sticker price, new.

$2,900

n/a

Movement

What drives the hands.

Seiko 8L35

ETA 2824-2

Spec

Prospex Marinemaster 1968 Heritage Diver's Watch

Sewills Professional Diver PRS-44

Case

4 specs

Diameter

42.6mm

42mm

Thickness

13.4mm

13mm

Lug-to-Lug

49.3mm

50mm

Lug Width

20mm

22mm

Crystal & Dial

4 specs

Crystal Shape

Curved

n/a

AR Coating

Anti-reflective coating on inner surface

n/a

Dial Color

n/a

Black

Lume

LumiBrite on hands, index(es) and bezel

SuperLuminova

Movement

3 specs

Caliber

Seiko 8L35

ETA 2824-2

Power Reserve

50h

n/a

Jewels

Pricing

1 specs

MSRP

$2,900

n/a

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Seiko Prospex Marinemaster 1968 Heritage Diver's WatchvsSmiths Sewills Professional Diver PRS-44

Measurements

Case

Crystal & Dial

Movement

Pricing

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