5307BA/12/9V6
 

Classique Complications

5307BA/12/9V6

Classique « Grande Complication » wristwatch in 18-carat yellow gold with automatic tourbillon. Automatic, engraved movement. Engine-turned regulator dial in silvered, 18-carat gold. Chapter ring with Roman hours, offset at 12 o'clock. Centre minutes hand. Tourbillon at 6 o'clock. Secret signatures. Engine-turned caseback with sapphire crystal. 120 hours power reserve. 3Hz balance frequency. Water-resistant to 30 metres.
Also available in platinum.

Tourbillon

The tourbillon, A.-L. Breguet's historic invention patented in 1801, was conceived to compensate for rate errors resulting from the effect of gravity on the moving parts.

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Self-winding

A.-L. Breguet was the first to discover, through his oscillating platinum-weight watch, a formula which would produce a reliable automatic watch. Breguet sold one of his first self-winding watches to Queen Marie-Antoinette.

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Reference 5307BA/12/9V6
Material : Yellow gold Platinum
Calibre : 587
Lines : 12½
Case thickness (mm) : 10.75
Case dimension (mm) H : 39.00
Jewels : 31
Water (m) : 30
Powers (hours) : 120
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