Breguet caliber 558SQ2

Brand:Breguet
Reference:558SQ2
Movement:Handwound
Display:Analog
Diameter:29.90
Jewels:25
Reserve:50
Frequency:18000
Hands:Hours, Minutes, Small Seconds
Additionals:Tourbillon Escapement, Skeleton

Description

Hand-wound movement. Running seconds on the tourbillon shaft. Invisible tourbillon bridge. Compensating balance spring with Breguet overcoil.

All watches using this caliber: