Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Rosenbusch Horizon Date?

At MSRP the Rosenbusch Horizon Date is the cheaper of the two at $1,175, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $593 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Rosenbusch Horizon Date?

The Rosenbusch Horizon Date wears larger at 39.5mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 0.5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Rosenbusch Horizon Date?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the Rosenbusch Horizon Date.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the Rosenbusch Horizon Date?

The Rosenbusch Horizon Date carries a 45-hour power reserve against 42 hours on the Serica Ref. 5303 Diving Chronometer.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Rosenbusch Horizon Date?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the Rosenbusch Horizon Date runs a manual.

Side by side

Serica Ref. 5303 Diving ChronometervsRosenbusch Horizon Date

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

Add a watch

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Rosenbusch Horizon Date

horizon-canvas-white

MSRP $1,175

Buy from Serica ↗

Buy used on eBay ↗

Buy from Rosenbusch ↗

Buy used on eBay ↗

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Horizon Date39.5mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Horizon Date45h

Water Resistance

Ref. 5303 Diving Chronometer300m

Horizon Date100m

MSRP

Ref. 5303 Diving Chronometer$1,768

Horizon Date$1,175

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

—

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

M100 COSC

—

Type

Automatic

Manual

Power Reserve

42h

45h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$1,175

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Helgraymicro

Follow this matchup

Get a note when Serica Ref. 5303 Diving Chronometer vs Rosenbusch Horizon Date gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Serica Ref. 5330 Diving Chronometer DatevsRosenbusch Horizon Date Helgray Poseidon Diver (Automatic)vsRosenbusch Horizon Date Boldr CharizardvsRosenbusch Horizon Date Rosenbusch Horizon DatevsBoldr The T Rex By Boldr X Nitecore Serica Ref. 5303 Diving ChronometervsRosenbusch Horizon - Black Pearl Serica Ref. 5303 Diving ChronometervsFathers Orologio Diver Automatico Swiss Made

Edit this comparison Add another watch Explore more 38–41mm watches

Serica Ref. 5303 Diving ChronometervsRosenbusch Horizon Date

At a glance

Full specifications

More watches worth a look

Poseidon Diver (Automatic)

Orologio Diver Automatico Swiss Made

Charizard

Horizon Gen2 Meteorite Dial

The T Rex By Boldr X Nitecore

SOMBRERO 90-011

Duality II - Night Shade LE

1RSU

Follow this matchup

People also compared