Piaget caliber 830P

Type: Hand-wound mechanical Shape: Round Functions: Hours, Minutes Technical features: Balance with screws Power reserve (in hours): Approx. 60 Frequency (vph): 21,600 Frequency (Hz): 3 Diameter (lines): 12.00 Diameter (mm): 26.8 Number of jewels: 19 Thickness (mm): 2.5 Number of components: 131 Finishing: Engraved coat-of-arms, Bevelled bridges, Blued screws, Circular Côtes de Genève, Circular-grained mainplate