Buren 1281

Calibre by Buren

Self-winding movement with microrotor, with date indication, from the movement family Buren 1280.

Was used as starting basis of the automatic chronograph calibre Chronomatic, a community development by Hamilton-Buren/Breitling/Heuer.

Description: Self-winding Yoke winding system Microrotor, ball-bearing, bi-directional winding Incabloc shock protection Functions: Hours, minutes Date Data: 12½ lignes Ø 28,15 mm, H 3,25 mm 17/21/30 jewels 19.800 A/h Power reserve 54 h Production period: From 1962

Weblinks

• An Artifact of Innovation: The Hamilton/Buren Intramatic, timezone.com