Which is cheaper, the Seiko Prospex Land Mechanical GMT or the Wolbrook JetFlyer Automatic Chronograph?

At MSRP the Wolbrook JetFlyer Automatic Chronograph is the cheaper of the two at $845, against $1,150 for the Seiko Prospex Land Mechanical GMT — a $305 gap before any retailer discounting.

Which is bigger, the Seiko Prospex Land Mechanical GMT or the Wolbrook JetFlyer Automatic Chronograph?

The Seiko Prospex Land Mechanical GMT wears larger at 39.5mm versus 38mm for the Wolbrook JetFlyer Automatic Chronograph — a 1.5mm difference across the dial.

Which has better water resistance, the Seiko Prospex Land Mechanical GMT or the Wolbrook JetFlyer Automatic Chronograph?

The Wolbrook JetFlyer Automatic Chronograph is rated to 100m versus 20m for the Seiko Prospex Land Mechanical GMT.

Which has a longer power reserve, the Seiko Prospex Land Mechanical GMT or the Wolbrook JetFlyer Automatic Chronograph?

The Seiko Prospex Land Mechanical GMT carries a 72-hour power reserve against 40 hours on the Wolbrook JetFlyer Automatic Chronograph.

What movement does the Seiko Prospex Land Mechanical GMT run compared to the Wolbrook JetFlyer Automatic Chronograph?

Both watches run automatic movements — the Seiko Prospex Land Mechanical GMT uses the 6R54 and the Wolbrook JetFlyer Automatic Chronograph uses the Jeambrun PS 6402.

Side by side

Seiko Prospex Land Mechanical GMTvsWolbrook JetFlyer Automatic Chronograph

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

Seiko Prospex Land Mechanical GMT

spb377j1

MSRP $1,150

Wolbrook JetFlyer Automatic Chronograph

26-JFCA-001-LR6-BLK-STL

MSRP $845

At a glance

14 of 29 specs differ

Diameter

Prospex Land Mechanical GMT39.5mm

JetFlyer Automatic Chronograph38mm

Power Reserve

Prospex Land Mechanical GMT72h

JetFlyer Automatic Chronograph40h

Water Resistance

Prospex Land Mechanical GMT200m

JetFlyer Automatic Chronograph100m

MSRP

Prospex Land Mechanical GMT$1,150

JetFlyer Automatic Chronograph$845

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands and index(es)

None

Movement

3 specs

Caliber

6R54

Jeambrun PS 6402

Power Reserve

72h

40h

Jewels

Pricing

1 specs

MSRP

$1,150

$845

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