Which is cheaper, the Grand Seiko STGK003 or the Wolbrook Skindiver Professional?

At MSRP the Wolbrook Skindiver Professional is the cheaper of the two at $430, against $31,200 for the Grand Seiko STGK003 — a $30,770 gap before any retailer discounting.

Which is bigger, the Grand Seiko STGK003 or the Wolbrook Skindiver Professional?

The Wolbrook Skindiver Professional wears larger at 40mm versus 28.7mm for the Grand Seiko STGK003 — a 11.3mm difference across the dial.

Which has better water resistance, the Grand Seiko STGK003 or the Wolbrook Skindiver Professional?

The Wolbrook Skindiver Professional is rated to 120m versus 100m for the Grand Seiko STGK003.

Which has a longer power reserve, the Grand Seiko STGK003 or the Wolbrook Skindiver Professional?

The Grand Seiko STGK003 carries a 50-hour power reserve against 40 hours on the Wolbrook Skindiver Professional.

What movement does the Grand Seiko STGK003 run compared to the Wolbrook Skindiver Professional?

Both watches run automatic movements — the Grand Seiko STGK003 uses the 9S27 and the Wolbrook Skindiver Professional uses the Miyota 8315.

Side by side

Grand Seiko STGK003vsWolbrook Skindiver Professional

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

Grand Seiko STGK003

stgk003j

MSRP $31,200

Wolbrook Skindiver Professional

22-SP-003-RB1-BLK-LE1

MSRP $430

At a glance

12 of 29 specs differ

Diameter

STGK00328.7mm

Skindiver Professional40mm

Power Reserve

STGK00350h

Skindiver Professional40h

Water Resistance

STGK003100m

Skindiver Professional120m

MSRP

STGK003$31,200

Skindiver Professional$430

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Movement

2 specs

Caliber

9S27

Miyota 8315

Power Reserve

50h

40h

Pricing

1 specs

MSRP

$31,200

$430

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Grand Seiko STGK003vsWolbrook Skindiver Professional

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Full specifications

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