12 1/2”’ | Automatic | Pin Lever | Sweeping Seconds |

Remarks:

• Automatic with bidirectional winding
• Rocking bar winding
• Click on the dial side
• Without date as Amida 552 on identical plate
• Date wheel turns one tooth further every 12 hours. However, the date only changes every 24 hours because every second tooth is too short to engage with the teeth of the date disk
• Manual winding and automatic are decoupled from each other

 

• Listing ID: 3700
• Manufacturer / Brand: Amida
• Caliber: 553
• Size: 12 1/2''', height 7 mm
• Shape: Round
• Winding: Automatic
• Hand Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Pin Lever
• Date & Day: Date
• Jewels: 1, 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: KIF Protechoc
• Beats per hour: 18,000
• Balance Type: Pseudo screw balance
• Power Reserve: Unknown
• Production Period: Unknown
• Identification: Dial side under date disk marked "A 552 553".
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-20#post-3144729
• Country: Switzerland
• Contributor ©: Uhrforum.de member JackDaniels83