RD 09

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RD 09 is a calibre by Roger Dubuis.

Mechanical movement with manual winding, flying tourbillon, power reserve 50 hours. Awarded with the Geneva Seal.

Used for instance in the model Roger Dubuis Excalibur Tourbillon Ref. EX42-09-50-0009R01B.

Description:

Manual winding manufacture movement
Flying tourbillon
Geneva Seal

Functions:

Decentral hour and minute, second on tourbillon

Data:

10¾ lignes
Ø ? mm, H 4.5 mm
19 jewels
21,600 A/h
143 components
Power reserve 50 h

Production period:

From 2007 ?