All posts tagged in Breguet Classique Tourbillon Sidéral 7255

Breguet announced the Classique Tourbillon Sidéral 7255 on 6/26/25. This piece is powered by an 18K solid gold caliber 187M1 with a mystery flying tourbillon.

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Breguet Caliber 187M1

Watch Blogs8 months ago

Manufacturer Breguet Caliber Number 187M1 Movement Type Mechanical, manual-wind, tourbillon Diameter 30mm Height 4.8mm (2.2mm for the tourbillon) Jewel Count 23 jewels Total Components 183 parts Beat Rate / Frequency

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