Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Cincinnati Watch Company Ladies Union Terminal Watch?

At MSRP the Cincinnati Watch Company Ladies Union Terminal Watch is the cheaper of the two at $325, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,443 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Cincinnati Watch Company Ladies Union Terminal Watch?

The Serica Ref. 5303 Diving Chronometer wears larger at 39mm versus 26.5mm for the Cincinnati Watch Company Ladies Union Terminal Watch — a 12.5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Cincinnati Watch Company Ladies Union Terminal Watch?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 30m for the Cincinnati Watch Company Ladies Union Terminal Watch.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Cincinnati Watch Company Ladies Union Terminal Watch?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the Cincinnati Watch Company Ladies Union Terminal Watch runs a quartz (Ronda 502).

Side by side

Serica Ref. 5303 Diving ChronometervsCincinnati Watch Company Ladies Union Terminal Watch

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

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Cincinnati Watch Company Ladies Union Terminal Watch

ladies-union-terminal-watch

MSRP $325

At a glance

21 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Ladies Union Terminal Watch26.5mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Ladies Union Terminal Watch—

Water Resistance

Ref. 5303 Diving Chronometer300m

Ladies Union Terminal Watch30m

MSRP

Ref. 5303 Diving Chronometer$1,768

Ladies Union Terminal Watch$325

Full specifications

Case

9 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

—

AR Coating

Yes

—

Dial Color

Enamel Black

Silver

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

6 specs

Caliber

M100 COSC

Ronda 502

Type

Automatic

Quartz

Beat Rate

28,800 vph

0 vph

Power Reserve

42h

Jewels

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$325

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