Which is cheaper, the Citizen Promaster Diver or the Grand Seiko STGF387?

At MSRP the Citizen Promaster Diver is the cheaper of the two at $319, against $4,200 for the Grand Seiko STGF387 — a $3,881 gap before any retailer discounting.

Which is bigger, the Citizen Promaster Diver or the Grand Seiko STGF387?

The Citizen Promaster Diver wears larger at 36.5mm versus 26mm for the Grand Seiko STGF387 — a 10.5mm difference across the dial.

Which has better water resistance, the Citizen Promaster Diver or the Grand Seiko STGF387?

The Citizen Promaster Diver is rated to 200m versus 100m for the Grand Seiko STGF387.

What movement does the Citizen Promaster Diver run compared to the Grand Seiko STGF387?

The Citizen Promaster Diver runs a solar caliber (E168), while the Grand Seiko STGF387 runs a quartz (4J51).

Side by side

Citizen Promaster DivervsGrand Seiko STGF387

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

Citizen Promaster Diver

EO2022

MSRP $319

Grand Seiko STGF387

stgf387g

MSRP $4,200

At a glance

12 of 29 specs differ

Diameter

Promaster Diver36.5mm

STGF38726mm

Power Reserve

Promaster Diver40h

STGF38740h

Water Resistance

Promaster Diver200m

STGF387100m

MSRP

Promaster Diver$319

STGF387$4,200

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Mineral

Sapphire

AR Coating

Inner

Yes

Dial Color

White

Black

Movement

2 specs

Caliber

E168

4J51

Type

Solar

Quartz

Pricing

1 specs

MSRP

$319

$4,200

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Citizen Promaster DivervsGrand Seiko STGF387

At a glance

Full specifications

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