8 3/4”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• The movement shown has a broken setting lever spring
• See also UROFA 521

• Listing ID: 17612
• Manufacturer / Brand: UROFA
• Caliber: 521
• Size in French Lignes: 8 3/4'''
• Size range mm largest diameter: 0 - 22 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: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Approx. 35 hours
• Production Period: 1932 - 1934 (Urofa 521)
• Country: Germany
• Identification: Ratchet wheel marked with GERSI 102, dial side with UROFA 521.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)