Which is cheaper, the Bremont Longitude Limited Edition or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

At MSRP the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition is the cheaper of the two at $3,300, against $18,100 for the Bremont Longitude Limited Edition — a $14,800 gap before any retailer discounting.

Which is bigger, the Bremont Longitude Limited Edition 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 40mm for the Bremont Longitude Limited Edition — a 4mm difference across the dial.

Which has a longer power reserve, the Bremont Longitude Limited Edition 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 Bremont Longitude Limited Edition.

What movement does the Bremont Longitude Limited Edition run compared to the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

Both watches run automatic movements — the Bremont Longitude Limited Edition uses the ENG300 and the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition uses the 8L35.

Side by side

Bremont Longitude Limited EditionvsSeiko 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.

Bremont Longitude Limited Edition

longitude-steel

MSRP $18,100

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

sla061j1

MSRP $3,300

At a glance

13 of 29 specs differ

Diameter

Longitude Limited Edition40mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

Longitude Limited Edition40h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

Longitude Limited Edition—

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

Longitude Limited Edition$18,100

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

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Steel

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

ENG300

8L35

Power Reserve

40h

50h

Jewels

Pricing

1 specs

MSRP

$18,100

$3,300

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