Piaget caliber 642P

Manufacture Piaget 642P ultra-thin manual-winding mechanical movement flying tourbillon with moon phase. Type: Hand-wound mechanical Shape: Rectangular Functions: Moon phase indicator at 6 o'clock, Seconds, Hours, Minutes Technical features: Flying tourbillon at 12 o'clock, Astronomical moon, Titanium carriage Power reserve (in hours): Approx. 40 Frequency (vph): 21,600 Frequency (Hz): 3 Diameter (lines): 12.75 X 10 Diameter (mm): 28.6 x 22.4 Number of jewels: 23 Thickness (mm): 4 Number of components: 175 Finishing: Bridges circular-grained, drawn and bevelled by hand, Mainplate circular-grained by hand, Carriage bevelled and drawn by hand, Blued screws, Circular Côtes de Genève