830P

Type: Hand-wound mechanical. Shape: Round. Functions: Hours, Minutes. Technical features: Balance with screws. Power reserve: ~60 hours. Frequency: 21,600 vph (3 Hz). Dimensions: 12.00 lines (26.8 mm) diameter, 2.5 mm thickness. Jewels: 19. Components: 131. Finishing: Engraved coat-of-arms, bevelled bridges, blued screws, circular Côtes de Genève, and circular-grained mainplate.