11 1/2”’ | Quartz | Sweeping Seconds | Date | Day

• Listing ID: 2081
• Manufacturer / Brand: Ricoh Riquartz
• Caliber: 580
• Size in French Lignes: 11 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Battery
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Quartz
• Date, Day, Month...: Date & Day
• Jewels: 5
• Setting Lever Screw/Pin Position: Right
• Shock Protection: None
• Beats per hour: 32,768 Hz (not bph)
• Power Reserve: Min. 2 years according to manufacturer
• Production Period: From 1978
• Identification: Movement marked with the Riquartz logo and 580.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-42#post-5513107
• Country: Japan
• Contributor ©: Uhrforum.de member buchenhain