Which is cheaper, the Grand Seiko SLGA015 or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Wolbrook JetFlyer Automatic Chronograph is the cheaper of the two at $845, against $12,600 for the Grand Seiko SLGA015 — a $11,755 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGA015 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SLGA015 wears larger at 43.8mm versus 38mm for the Wolbrook JetFlyer Automatic Chronograph — a 5.8mm difference across the dial.

Which has better water resistance, the Grand Seiko SLGA015 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SLGA015 is rated to 200m versus 100m for the Wolbrook JetFlyer Automatic Chronograph.

Which has a longer power reserve, the Grand Seiko SLGA015 or the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SLGA015 carries a 120-hour power reserve against 40 hours on the Wolbrook JetFlyer Automatic Chronograph.

What movement does the Grand Seiko SLGA015 run compared to the Wolbrook JetFlyer Automatic Chronograph?

The Grand Seiko SLGA015 runs a spring drive caliber (9RA5), while the Wolbrook JetFlyer Automatic Chronograph runs a automatic (Jeambrun PS 6402).

Side by side

Grand Seiko SLGA015vsWolbrook JetFlyer Automatic Chronograph

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

Grand Seiko SLGA015

slga015g

MSRP $12,600

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

13 of 29 specs differ

Diameter

SLGA01543.8mm

JetFlyer Automatic Chronograph38mm

Power Reserve

SLGA015120h

JetFlyer Automatic Chronograph40h

Water Resistance

SLGA015200m

JetFlyer Automatic Chronograph100m

MSRP

SLGA015$12,600

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

9RA5

Jeambrun PS 6402

Type

Spring Drive

Automatic

Power Reserve

120h

40h

Pricing

1 specs

MSRP

$12,600

$845

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