Which is bigger, the Crafter Blue Mechanic Ocean Mark II or the Seiko Prospex Sea The Black Series?

The Seiko Prospex Sea The Black Series wears larger at 45mm versus 41mm for the Crafter Blue Mechanic Ocean Mark II — a 4mm difference across the dial.

Which has better water resistance, the Crafter Blue Mechanic Ocean Mark II or the Seiko Prospex Sea The Black Series?

The Crafter Blue Mechanic Ocean Mark II is rated to 300m versus 200m for the Seiko Prospex Sea The Black Series.

What movement does the Crafter Blue Mechanic Ocean Mark II run compared to the Seiko Prospex Sea The Black Series?

Both watches run automatic movements — the Crafter Blue Mechanic Ocean Mark II uses the Miyota 9015 and the Seiko Prospex Sea The Black Series uses the 4R36.

Side by side

Crafter Blue Mechanic Ocean Mark IIvsSeiko Prospex Sea The Black Series

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 Sea The Black Series

srpk43

MSRP $765

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At a glance

13 of 29 specs differ

Diameter

Mechanic Ocean Mark II41mm

Prospex Sea The Black Series45mm

Power Reserve

Mechanic Ocean Mark II—

Prospex Sea The Black Series41h

Water Resistance

Mechanic Ocean Mark II300m

Prospex Sea The Black Series200m

MSRP

Mechanic Ocean Mark II—

Prospex Sea The Black Series$765

Full specifications

Case

6 specs

Crystal & Dial

3 specs

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

4R36

Power Reserve

—

41h

Jewels

Pricing

1 specs

MSRP

—

$765

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