Which is cheaper, the CWC Automatic Divers Watch Mk.2 Black with Date or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

At MSRP the CWC Automatic Divers Watch Mk.2 Black with Date is the cheaper of the two at $1,249, against $3,300 for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition — a $2,051 gap before any retailer discounting.

Which is bigger, the CWC Automatic Divers Watch Mk.2 Black with Date 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 41mm for the CWC Automatic Divers Watch Mk.2 Black with Date — a 3mm difference across the dial.

Which has better water resistance, the CWC Automatic Divers Watch Mk.2 Black with Date or the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

The CWC Automatic Divers Watch Mk.2 Black with Date is rated to 300m versus 200m for the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition.

Which has a longer power reserve, the CWC Automatic Divers Watch Mk.2 Black with Date 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 CWC Automatic Divers Watch Mk.2 Black with Date.

What movement does the CWC Automatic Divers Watch Mk.2 Black with Date run compared to the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition?

Both watches run automatic movements — the CWC Automatic Divers Watch Mk.2 Black with Date uses the Sellita SW200-1 and the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition uses the 8L35.

Side by side

CWC Automatic Divers Watch Mk.2 Black with DatevsSeiko 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.

CWC Automatic Divers Watch Mk.2 Black with Date

cwc-royal-navy-black-diver-automatic-mk-2-with-date

MSRP $1,249

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

sla061j1

MSRP $3,300

At a glance

12 of 29 specs differ

Diameter

Automatic Divers Watch Mk.2 Black with Date41mm

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm

Power Reserve

Automatic Divers Watch Mk.2 Black with Date40h

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h

Water Resistance

Automatic Divers Watch Mk.2 Black with Date300m

Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m

MSRP

Automatic Divers Watch Mk.2 Black with Date$1,249

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

Full specifications

Case

4 specs

Diameter

41mm

44mm

Thickness

12mm

13mm

Lug-to-Lug

47mm

49.3mm

Water Resistance

300m

200m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

CWC Automatic Divers Watch Mk.2 Black with Date (SF300 AS120-D)

Black

Lume

Super-LumiNova

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

Sellita SW200-1

8L35

Power Reserve

40h

50h

Jewels

Pricing

1 specs

MSRP

$1,249

$3,300

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