Which is cheaper, the Bremont Waterman Apex 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 $5,350 for the Bremont Waterman Apex — a $2,050 gap before any retailer discounting.

Which is bigger, the Bremont Waterman Apex 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 43mm for the Bremont Waterman Apex — a 1mm difference across the dial.

Which has better water resistance, the Bremont Waterman Apex or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The Bremont Waterman Apex is rated to 500m versus 200m for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition.

Which has a longer power reserve, the Bremont Waterman Apex 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 Waterman Apex.

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

The Bremont Waterman Apex runs a mechanical caliber, while the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition runs a automatic (8L35).

Side by side

Bremont Waterman ApexvsSeiko 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 Waterman Apex

w-apexii-b

MSRP $5,350

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

sla061j1

MSRP $3,300

At a glance

14 of 29 specs differ

Diameter

Waterman Apex43mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

Waterman Apex40h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

Waterman Apex500m

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

Waterman Apex$5,350

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

Full specifications

Case

6 specs

Diameter

43mm

44mm

Thickness

16.5mm

13mm

Lug-to-Lug

—

49.3mm

Lug Width

16.5mm

20mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

500m

200m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Apex II 43mm

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

—

8L35

Power Reserve

40h

50h

Jewels

Pricing

1 specs

MSRP

$5,350

$3,300

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