- • Analog • Hands: Hours, Minutes, Small Seconds
Tourbillon Escapement, Skeleton
Jewels
21
Reserve
50 h
Frequency
18,000 vph (2.5 Hz)
Diameter
29.9 mm
Height
-
About this caliber
Hand wound movement, engraved by hand. Running seconds on the tourbillon shaft. Compensating balance spring with Breguet overcoil.
Pictured from dial side.
Technical details
Movement
-
Display
Analog
Jewels
21
Power reserve
50 hours
Frequency
18,000 vph (2.5 Hz)
Hands
Hands: Hours, Minutes, Small Seconds
Tourbillon Escapement, Skeleton
Diameter
29.9 mm
Height
-
Parts
-
Breguet 558SQ1 - Movement Specifications & Details | WatchAtlas