Which is cheaper, the CWC RN Automatic Divers Watch Mk.2 with Date or the Tudor Black Bay 68?

At MSRP the CWC RN Automatic Divers Watch Mk.2 with Date is the cheaper of the two at $1,249, against $5,475 for the Tudor Black Bay 68 — a $4,226 gap before any retailer discounting.

Which is bigger, the CWC RN Automatic Divers Watch Mk.2 with Date or the Tudor Black Bay 68?

The Tudor Black Bay 68 wears larger at 43mm versus 41mm for the CWC RN Automatic Divers Watch Mk.2 with Date — a 2mm difference across the dial.

Which has better water resistance, the CWC RN Automatic Divers Watch Mk.2 with Date or the Tudor Black Bay 68?

The CWC RN Automatic Divers Watch Mk.2 with Date is rated to 300m versus 200m for the Tudor Black Bay 68.

Which has a longer power reserve, the CWC RN Automatic Divers Watch Mk.2 with Date or the Tudor Black Bay 68?

The Tudor Black Bay 68 carries a 70-hour power reserve against 40 hours on the CWC RN Automatic Divers Watch Mk.2 with Date.

What movement does the CWC RN Automatic Divers Watch Mk.2 with Date run compared to the Tudor Black Bay 68?

Both watches run automatic movements — the CWC RN Automatic Divers Watch Mk.2 with Date uses the Sellita SW200-1 and the Tudor Black Bay 68 uses the MT5601-U.

Side by side

CWC RN Automatic Divers Watch Mk.2 with DatevsTudor Black Bay 68

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

CWC RN Automatic Divers Watch Mk.2 with Date

cwc-royal-navy-diver-automatic-mk2-with-date

MSRP $1,249

Tudor Black Bay 68

m7943a1a0nu-0001

MSRP $5,475

At a glance

18 of 29 specs differ

Diameter

RN Automatic Divers Watch Mk.2 with Date41mm

Black Bay 6843mm

Power Reserve

RN Automatic Divers Watch Mk.2 with Date40h

Black Bay 6870h

Water Resistance

RN Automatic Divers Watch Mk.2 with Date300m

Black Bay 68200m

MSRP

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

Black Bay 68$5,475

Full specifications

Case

7 specs

Diameter

41mm

43mm

Thickness

12mm

13.6mm

Lug-to-Lug

47mm

46mm

Lug Width

20mm

22mm

Finish

Brushed and polished

Polished + Satin

Water Resistance

300m

200m

Caseback

Solid

Solid screw-down

Crystal & Dial

4 specs

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

CWC RN Automatic Divers Watch Mk.2 with Date, Stainless Steel (RN300-MT AS120-D)

Blue

Lume

Super-LumiNova

None

Movement

6 specs

Caliber

Sellita SW200-1

MT5601-U

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

$1,249

$5,475

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