Which is cheaper, the MKII Project 300 or the Seiko Alpinist?

At MSRP the Seiko Alpinist is the cheaper of the two at $750, against $1,995 for the MKII Project 300 — a $1,245 gap before any retailer discounting.

Which is bigger, the MKII Project 300 or the Seiko Alpinist?

The MKII Project 300 wears larger at 41.25mm versus 39.5mm for the Seiko Alpinist — a 1.8mm difference across the dial.

Which has better water resistance, the MKII Project 300 or the Seiko Alpinist?

The MKII Project 300 is rated to 300m versus 20m for the Seiko Alpinist.

What movement does the MKII Project 300 run compared to the Seiko Alpinist?

Both watches run automatic movements — the MKII Project 300 uses the ETA 2824-2 and the Seiko Alpinist uses the 6R35.

Side by side

MKII Project 300vsSeiko Alpinist

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

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MKII Project 300

project-300-big-t-date-100

MSRP $1,995

Seiko Alpinist

spb117j1

MSRP $750

At a glance

12 of 29 specs differ

Diameter

Project 30041.25mm

Alpinist39.5mm

Power Reserve

Project 300—

Alpinist70h

Water Resistance

Project 300300m

Alpinist200m

MSRP

Project 300$1,995

Alpinist$750

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

ETA 2824-2

6R35

Power Reserve

—

70h

Jewels

Pricing

1 specs

MSRP

$1,995

$750

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MKII Project 300vsSeiko Alpinist

At a glance

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