Which is cheaper, the Astor + Banks AB1405 or the Seiko Prospex SPEEDTIMER Mechanical?

At MSRP the Seiko Prospex SPEEDTIMER Mechanical is the cheaper of the two at $995, against $1,499 for the Astor + Banks AB1405 — a $504 gap before any retailer discounting.

Which is bigger, the Astor + Banks AB1405 or the Seiko Prospex SPEEDTIMER Mechanical?

The Astor + Banks AB1405 wears larger at 42mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical — a 2.5mm difference across the dial.

Which has better water resistance, the Astor + Banks AB1405 or the Seiko Prospex SPEEDTIMER Mechanical?

The Astor + Banks AB1405 is rated to 50m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the Astor + Banks AB1405 or the Seiko Prospex SPEEDTIMER Mechanical?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 40 hours on the Astor + Banks AB1405.

What movement does the Astor + Banks AB1405 run compared to the Seiko Prospex SPEEDTIMER Mechanical?

The Astor + Banks AB1405 runs a manual caliber (Manual Swiss), while the Seiko Prospex SPEEDTIMER Mechanical runs a automatic (6R55).

Side by side

Astor + Banks AB1405vsSeiko Prospex SPEEDTIMER Mechanical

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

Astor + Banks AB1405

mechanical-ab14

MSRP $1,499

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

At a glance

14 of 29 specs differ

Diameter

AB140542mm

Prospex SPEEDTIMER Mechanical39.5mm

Power Reserve

AB140540h

Prospex SPEEDTIMER Mechanical72h

Water Resistance

AB140550m

Prospex SPEEDTIMER Mechanical200m

MSRP

AB1405$1,499

Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

None

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Manual Swiss

6R55

Type

Manual

Automatic

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$1,499

$995

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