Which is cheaper, the Grand Seiko SBGA427 or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Wolbrook JetFlyer Automatic Chronograph is the cheaper of the two at $845, against $5,800 for the Grand Seiko SBGA427 — a $4,955 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGA427 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGA427 wears larger at 39mm versus 38mm for the Wolbrook JetFlyer Automatic Chronograph — a 1mm difference across the dial.

Which has a longer power reserve, the Grand Seiko SBGA427 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGA427 carries a 72-hour power reserve against 40 hours on the Wolbrook JetFlyer Automatic Chronograph.

What movement does the Grand Seiko SBGA427 run compared to the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SBGA427 runs a spring drive caliber (9R65), while the Wolbrook JetFlyer Automatic Chronograph runs a automatic.

Side by side

Grand Seiko SBGA427vsWolbrook JetFlyer Automatic Chronograph

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

Grand Seiko SBGA427

sbga427g

MSRP $5,800

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

12 of 29 specs differ

Diameter

SBGA42739mm

JetFlyer Automatic Chronograph38mm

Power Reserve

SBGA42772h

JetFlyer Automatic Chronograph40h

Water Resistance

SBGA427100m

JetFlyer Automatic Chronograph100m

MSRP

SBGA427$5,800

JetFlyer Automatic Chronograph$845

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9R65

—

Type

Spring Drive

Automatic

Power Reserve

72h

40h

Pricing

1 specs

MSRP

$5,800

$845

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