Which is cheaper, the Grand Seiko STGK031 or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Wolbrook JetFlyer Automatic Chronograph is the cheaper of the two at $845, against $6,600 for the Grand Seiko STGK031 — a $5,755 gap before any retailer discounting.

Which is bigger, the Grand Seiko STGK031 or the Wolbrook JetFlyer Automatic Chronograph?

The Wolbrook JetFlyer Automatic Chronograph wears larger at 38mm versus 30mm for the Grand Seiko STGK031 — a 8mm difference across the dial.

Which has a longer power reserve, the Grand Seiko STGK031 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko STGK031 carries a 50-hour power reserve against 40 hours on the Wolbrook JetFlyer Automatic Chronograph.

Side by side

Grand Seiko STGK031vsWolbrook JetFlyer Automatic Chronograph

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

Grand Seiko STGK031

stgk031g

MSRP $6,600

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

11 of 29 specs differ

Diameter

STGK03130mm

JetFlyer Automatic Chronograph38mm

Power Reserve

STGK03150h

JetFlyer Automatic Chronograph40h

Water Resistance

STGK031100m

JetFlyer Automatic Chronograph100m

MSRP

STGK031$6,600

JetFlyer Automatic Chronograph$845

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Movement

2 specs

Caliber

9S27

—

Power Reserve

50h

40h

Pricing

1 specs

MSRP

$6,600

$845

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