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.
- Microrotor, ball-bearing, bi-directional winding
- Hours, minutes
- 12½ lignes
- Ø 28,15 mm, H 3,25 mm
- 17/21/30 jewels
- 19.800 A/h
- Power reserve 54 h
- From 1962
- An Artifact of Innovation: The Hamilton/Buren Intramatic, timezone.com
buren_1281.txt · Last modified: 02.12.2022 20:38 by 127.0.0.1