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Franck Muller

Franck Muller Crazy Hours 5850 5850CHCODR

The Franck Muller Crazy Hours 5850 (reference 5850CHCODR) is a rose gold watch.

Specifications

Case

Reference
5850CHCODR
Collection
Crazy Hours
Case material
Rose gold

Dial versions

This reference was made with these dials and finishes.

  • 5850CHCODR Silver

    Guilloche

  • 5850CHCODR Black

    Black

How it compares within the Crazy Hours family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
5850CHCODR (This watch)—Rose gold———
1200CHD—White gold with diamond bezel———
5850CH—White gold———
7850CH—Rose goldSilver——
7850CHCODR—Rose goldBlue——
7851CH—White gold———

About the Crazy Hours family

Crazy Hours, introduced in 2003, is one of Franck Muller's best-known complications. The hour numerals are placed out of order around the dial, and the hour hand jumps to the correct numeral each hour, while the minute hand moves normally. It is a playful idea built on a real mechanical complication.

The catalog includes Crazy Hours in the Cintrée Curvex case (references such as 5850CH and 7850CH) and in the rectangular Long Island case, in rose gold and white gold, some with diamond-set bezels. Buyers check that the hour hand jumps cleanly at each hour and that the dial and case match the reference.

Quick answers

What is the Franck Muller Crazy Hours 5850 5850CHCODR made of?
The case is rose gold.
Which dials was the Franck Muller Crazy Hours 5850 5850CHCODR made with?
The catalog lists 2 dials: Silver, Black.

Catalog facts checked October 2026.