10 1/2”’ | Hand Wind | Pin Lever | Direct Sweeping Seconds |

Remarks:

• Movement family:
  • Ronda 1013: 18,000 bph, 10 1/2”’, no date
  • Ronda 1013-21: 21,600 bph, 10 1/2”’, no date
  • Ronda 1015: 18,000 bph, 10 1/2”’, date
  • Ronda 1017-21: 21,600 bph, 10 1/2”’, date, day
  • Ronda 1113: 18,000 bph, 11 1/2”’, no date
  • Ronda 1113-21: 21,600 bph, 11 1/2”’, no date
  • Ronda 1115: 18,000 bph, 11 1/2”’, date
  • Ronda 1117-21: 21,600 bph, 11 1/2”’, date, day
  • Ronda 1213: 18,000 bph, 12”’, no date
  • Ronda 1213-21: 21,600 bph, 12”’, no date
  • Ronda 1215: 18,000 bph, 12”’, date
  • Ronda 1217-21: 21,600 bph, 12”’, date, day
  • Ronda 1313: 18,000 bph, 12”’, no date
  • Ronda 1313-21: 21,600 bph, 12”’, no date

• Listing ID: 10458
• Manufacturer / Brand: Ronda
• Caliber: 1013-21
• Size in French Lignes: 10 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Pin Lever
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Right
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: 21,600
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1975
• Identification: Movement marked with RL and 1013-21. Original datasheet available.
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)