19”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Developed by J. Straub for Alpina / Union Horlogère (UH)

• Listing ID: 7841
• Manufacturer / Brand: Straub
• Caliber: Model No. 8
• Size in French Lignes: 19'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown with lever
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1900
• Identification: Registered by J. Straub in the Swiss Official Gazette of Commerce on 11.04.1900 as Model No. 8. Model No. 8 is not an official caliber designation, but was used to register the design.
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)