Which is cheaper, the Grand Seiko SBGE307 or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Wolbrook JetFlyer Automatic Chronograph is the cheaper of the two at $845, against $11,500 for the Grand Seiko SBGE307 — a $10,655 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGE307 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGE307 wears larger at 44.5mm versus 38mm for the Wolbrook JetFlyer Automatic Chronograph — a 6.5mm difference across the dial.

Which has better water resistance, the Grand Seiko SBGE307 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGE307 is rated to 200m versus 100m for the Wolbrook JetFlyer Automatic Chronograph.

Which has a longer power reserve, the Grand Seiko SBGE307 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGE307 carries a 72-hour power reserve against 40 hours on the Wolbrook JetFlyer Automatic Chronograph.

What movement does the Grand Seiko SBGE307 run compared to the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGE307 runs a spring drive caliber (9R66), while the Wolbrook JetFlyer Automatic Chronograph runs a automatic.

Side by side

Grand Seiko SBGE307vsWolbrook JetFlyer Automatic Chronograph

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

Grand Seiko SBGE307

sbge307g

MSRP $11,500

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

13 of 29 specs differ

Diameter

SBGE30744.5mm

JetFlyer Automatic Chronograph38mm

Power Reserve

SBGE30772h

JetFlyer Automatic Chronograph40h

Water Resistance

SBGE307200m

JetFlyer Automatic Chronograph100m

MSRP

SBGE307$11,500

JetFlyer Automatic Chronograph$845

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9R66

—

Type

Spring Drive

Automatic

Power Reserve

72h

40h

Pricing

1 specs

MSRP

$11,500

$845

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