RD 09

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 ?