Which is cheaper, the Astor + Banks AB1405 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

At MSRP the Astor + Banks AB1405 is the cheaper of the two at $1,499, against $3,300 for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition — a $1,801 gap before any retailer discounting.

Which is bigger, the Astor + Banks AB1405 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition wears larger at 44mm versus 42mm for the Astor + Banks AB1405 — a 2mm difference across the dial.

Which has better water resistance, the Astor + Banks AB1405 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition is rated to 200m versus 50m for the Astor + Banks AB1405.

Which has a longer power reserve, the Astor + Banks AB1405 or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition carries a 50-hour power reserve against 40 hours on the Astor + Banks AB1405.

What movement does the Astor + Banks AB1405 run compared to the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Astor + Banks AB1405 runs a manual caliber (Manual Swiss), while the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition runs a automatic (8L35).

Side by side

Astor + Banks AB1405vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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 Sea 1970 Heritage Diver's Black Series Limited Edition

sla061j1

MSRP $3,300

At a glance

14 of 29 specs differ

Diameter

AB140542mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

AB140540h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

AB140550m

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

AB1405$1,499

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

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, index(es) and bezel

Movement

4 specs

Caliber

Manual Swiss

8L35

Type

Manual

Automatic

Power Reserve

40h

50h

Jewels

Pricing

1 specs

MSRP

$1,499

$3,300

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