Which is cheaper, the Grand Seiko STGF387 or the Wolbrook Skindiver Professional?

At MSRP the Wolbrook Skindiver Professional is the cheaper of the two at $430, against $4,200 for the Grand Seiko STGF387 — a $3,770 gap before any retailer discounting.

Which is bigger, the Grand Seiko STGF387 or the Wolbrook Skindiver Professional?

The Wolbrook Skindiver Professional wears larger at 40mm versus 26mm for the Grand Seiko STGF387 — a 14mm difference across the dial.

Which has better water resistance, the Grand Seiko STGF387 or the Wolbrook Skindiver Professional?

The Wolbrook Skindiver Professional is rated to 120m versus 100m for the Grand Seiko STGF387.

What movement does the Grand Seiko STGF387 run compared to the Wolbrook Skindiver Professional?

The Grand Seiko STGF387 runs a quartz caliber (4J51), while the Wolbrook Skindiver Professional runs a automatic (Miyota 8315).

Side by side

Grand Seiko STGF387vsWolbrook Skindiver Professional

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

Grand Seiko STGF387

stgf387g

MSRP $4,200

Wolbrook Skindiver Professional

22-SP-003-RB1-BLK-LE1

MSRP $430

At a glance

12 of 29 specs differ

Diameter

STGF38726mm

Skindiver Professional40mm

Power Reserve

STGF38740h

Skindiver Professional40h

Water Resistance

STGF387100m

Skindiver Professional120m

MSRP

STGF387$4,200

Skindiver Professional$430

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Movement

2 specs

Caliber

4J51

Miyota 8315

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$4,200

$430

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Grand Seiko STGF387vsWolbrook Skindiver Professional

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Full specifications

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