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4. 558SQ1

Breguet caliber 558SQ1

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Brand:	Breguet
Reference:	558SQ1
Movement:	Handwound
Display:	Analog
Diameter:	29.90
Jewels:	21
Reserve:	50
Frequency:	18000
Hands:	Hours, Minutes, Small Seconds
Additionals:	Tourbillon Escapement, Skeleton

558SQ1 description

Hand wound movement, engraved by hand. Running seconds on the tourbillon shaft. Compensating balance spring with Breguet overcoil.

Pictured from dial side.

All watches using the Breguet 558SQ1 movement:

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3355PT/00/986 Breguet Tourbillon 3355 Platinum / Silver

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3355PT/00/PA0 Breguet Tourbillon 3355 Platinum / Silver / Bracelet