18 1/2”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• The superscript 1 in the model number is not a reference to a note, but part of the model number
• At the same time, Thommen also registered a model No. 3000^2
• See also Thommen Modell No. 3000B

• Listing ID: 783
• Manufacturer / Brand: Thommen
• Caliber: Model No. 3000^1
• Size in French Lignes: 18 1/2'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance
• Power Reserve: Unknown
• Production Period: Around 1903
• Country: Switzerland
• Identification: Barrel bridge marked with SOLA (Thommen trademark). Registered by Thommen on 19.11.1903 in the Swiss Official Gazette of Commerce as model No. 3000^1. Model No. 3000^1 is not an official caliber designation, but was used to register the design.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-54#post-7452962