Which is cheaper, the Geckota Phalanx or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

At MSRP the Geckota Phalanx is the cheaper of the two at $349, against $1,150 for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition — a $801 gap before any retailer discounting.

Which is bigger, the Geckota Phalanx or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Geckota Phalanx wears larger at 42mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition — a 2.5mm difference across the dial.

Which has better water resistance, the Geckota Phalanx or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Geckota Phalanx is rated to 300m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition.

Which has a longer power reserve, the Geckota Phalanx or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition carries a 72-hour power reserve against 40 hours on the Geckota Phalanx.

What movement does the Geckota Phalanx run compared to the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

Both watches run automatic movements — the Geckota Phalanx uses the ETA 2824 and the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition uses the 6R55.

Side by side

Geckota PhalanxvsSeiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

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

Geckota Phalanx

phalanx-satin-reef-green

MSRP $349

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

spb517j1

MSRP $1,150

At a glance

15 of 29 specs differ

Diameter

Phalanx42mm

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm

Power Reserve

Phalanx40h

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h

Water Resistance

Phalanx300m

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m

MSRP

Phalanx$349

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition$1,150

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Green

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

ETA 2824

6R55

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$349

$1,150

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