18”’ | Hand Wind | Cylinder | Small Seconds |

Remarks:

• The SWISS patent number 51828 marked on the movement was granted to S. H. P. (Societé Horlogère de Porrentruy) in 1910
• The S. H. P. (Societé Horlogère de Porrentruy) became the Phenix Watch Co. in the 1920s
• Movement similar to the Phenix 779

• Listing ID: 17629
• Manufacturer / Brand: Porrentruy / S. H. P.
• Caliber: 18''' Cylinder
• Size in French Lignes: 18'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Cylinder
• Date, Day, Month...: None
• Jewels: 10
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1910
• Country: Switzerland
• Identification: SWISS patent number CH51828 was granted to S. H. P. (Societé Horlogère de Porrentruy) in 1910. Not listed in any movement catalog known to me.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)