Which is cheaper, the CWC Automatic Divers Watch Mk.2 Black with Date or the Longines ULTRA‑CHRON CARBON?

At MSRP the CWC Automatic Divers Watch Mk.2 Black with Date is the cheaper of the two at $1,249, against $5,550 for the Longines ULTRA‑CHRON CARBON — a $4,301 gap before any retailer discounting.

Which is bigger, the CWC Automatic Divers Watch Mk.2 Black with Date or the Longines ULTRA‑CHRON CARBON?

The Longines ULTRA‑CHRON CARBON wears larger at 43mm versus 41mm for the CWC Automatic Divers Watch Mk.2 Black with Date — a 2mm difference across the dial.

What movement does the CWC Automatic Divers Watch Mk.2 Black with Date run compared to the Longines ULTRA‑CHRON CARBON?

Both watches run automatic movements — the CWC Automatic Divers Watch Mk.2 Black with Date uses the Sellita SW200-1 and the Longines ULTRA‑CHRON CARBON uses the L836.6.

Side by side

CWC Automatic Divers Watch Mk.2 Black with DatevsLongines ULTRA‑CHRON CARBON

Q: Which has a longer power reserve, the CWC Automatic Divers Watch Mk.2 Black with Date or the Longines ULTRA‑CHRON CARBON?

The Longines ULTRA‑CHRON CARBON carries a 52-hour power reserve against 40 hours on the CWC Automatic Divers Watch Mk.2 Black with Date.

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

Longines ULTRA‑CHRON CARBON

L2.839.4.52.2

MSRP $5,550

At a glance

19 of 29 specs differ

Diameter

Automatic Divers Watch Mk.2 Black with Date41mm

ULTRA‑CHRON CARBON43mm

Power Reserve

Automatic Divers Watch Mk.2 Black with Date40h

ULTRA‑CHRON CARBON52h

Water Resistance

Automatic Divers Watch Mk.2 Black with Date300m

ULTRA‑CHRON CARBON300m

MSRP

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

ULTRA‑CHRON CARBON$5,550

Full specifications

Case

7 specs

Diameter

41mm

43mm

Thickness

12mm

14mm

Lug-to-Lug

47mm

48.9mm

Lug Width

20mm

22mm

Material

Stainless Steel

Titanium

Finish

Brushed and polished

—

Caseback

Solid

Screw-down case back

Crystal & Dial

4 specs

Crystal Shape

Flat

—

AR Coating

Inner

Both sides

Dial Color

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

Silver

Indices

Applied

Applied indexes

Movement

7 specs

Caliber

Sellita SW200-1

L836.6

Beat Rate

28,800 vph

36,000 vph

Power Reserve

40h

52h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

None

Hours, minutes, seconds

Pricing

1 specs

MSRP

$1,249

$5,550

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