|Brand:||Blancpain, Frédéric Piguet|
|Winding:||Automatic, Central Rotor Automatic Winding, Counter-Clockwise Automatic Winding, Two Barrel, Uni-Directional Automatic Winding|
|Diameter:||26.20 mm (12 ligne)|
|© Blancpain||Complications:||Date, Quick Date Correction|
|Hands:||Central Hour Hand, Central Minute Hand, Central Seconds Hand, Date Window at 3:00|
|Distinguishing Technical Characteristics|
Ultra-Thin Central-Rotor Automatic
|Production: – Current|
Cal. FP 1150 (also known as F. Piguet 11.50 and Blancpain Cal. 1150) is an ultra-thin automatic movement from Frédéric Piguet. It boasts an impressive 100 hours power reserve thanks to double barrel winding.
Cal. 1150 was produced in various versions: E1150-1, E1150-2, E1150-3, E1150-4, E1150-5, and 1151. Most versions place the date window at 3:00 but some move it to 6:00. Cal. FP 1153 lacks the date wheel.
Note that Blancpain lists their Cal. 1150 as having 28 jewels, while F. Piguet documents list 29 jewels. Blancpain also lists the movement at 12.20 mm in diameter (12 ligne) while F. Piguet lists 25.60 mm diameter (11.5 ligne). Furthermore, the Blancpain movement has a silicon balance spring.Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.