Which is cheaper, the CWC Quartz Divers Watch Mk.2 Polished Case or the Grand Seiko SBGA385?

At MSRP the CWC Quartz Divers Watch Mk.2 Polished Case is the cheaper of the two at $583, against $53,000 for the Grand Seiko SBGA385 — a $52,418 gap before any retailer discounting.

Which is bigger, the CWC Quartz Divers Watch Mk.2 Polished Case or the Grand Seiko SBGA385?

The CWC Quartz Divers Watch Mk.2 Polished Case wears larger at 41mm versus 40mm for the Grand Seiko SBGA385 — a 1mm difference across the dial.

Which has better water resistance, the CWC Quartz Divers Watch Mk.2 Polished Case or the Grand Seiko SBGA385?

The CWC Quartz Divers Watch Mk.2 Polished Case is rated to 300m versus 100m for the Grand Seiko SBGA385.

Which has a longer power reserve, the CWC Quartz Divers Watch Mk.2 Polished Case or the Grand Seiko SBGA385?

The Grand Seiko SBGA385 carries a 72-hour power reserve against 40 hours on the CWC Quartz Divers Watch Mk.2 Polished Case.

What movement does the CWC Quartz Divers Watch Mk.2 Polished Case run compared to the Grand Seiko SBGA385?

The CWC Quartz Divers Watch Mk.2 Polished Case runs a quartz caliber (Ronda 517), while the Grand Seiko SBGA385 runs a spring drive (9R15).

Side by side

CWC Quartz Divers Watch Mk.2 Polished CasevsGrand Seiko SBGA385

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

CWC Quartz Divers Watch Mk.2 Polished Case

cwc-royal-navy-divers-quartz-watch-mk-2

MSRP $583

Grand Seiko SBGA385

sbga385g

MSRP $53,000

At a glance

14 of 29 specs differ

Diameter

Quartz Divers Watch Mk.2 Polished Case41mm

SBGA38540mm

Power Reserve

Quartz Divers Watch Mk.2 Polished Case40h

SBGA38572h

Water Resistance

Quartz Divers Watch Mk.2 Polished Case300m

SBGA385100m

MSRP

Quartz Divers Watch Mk.2 Polished Case$583

SBGA385$53,000

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

CWC Quartz Divers Watch Mk.2 Polished Case (RN300-P QS120)

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Ronda 517

9R15

Type

Quartz

Spring Drive

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$583

$53,000

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