Which is bigger, the Crafter Blue Mechanic Ocean Mark II or the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch wears larger at 42.6mm versus 41mm for the Crafter Blue Mechanic Ocean Mark II — a 1.6mm difference across the dial.

What movement does the Crafter Blue Mechanic Ocean Mark II run compared to the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch?

Both watches run automatic movements — the Crafter Blue Mechanic Ocean Mark II uses the Miyota 9015 and the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch uses the 8L45.

Side by side

Crafter Blue Mechanic Ocean Mark IIvsSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

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

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Crafter Blue Mechanic Ocean Mark II

crafter-blue-mechanic-ocean-mark-ii-mo2ss007-hk-limited-edition-shipping-date-nov-2024

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

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MSRP $3,600

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At a glance

13 of 29 specs differ

Diameter

Mechanic Ocean Mark II41mm

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

Power Reserve

Mechanic Ocean Mark II—

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch72h

Water Resistance

Mechanic Ocean Mark II300m

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m

MSRP

Mechanic Ocean Mark II—

Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$3,600

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

White

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Miyota 9015

8L45

Power Reserve

—

72h

Jewels

Pricing

1 specs

MSRP

—

$3,600

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