12”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds |

Remarks:

• Through a cooperation with Seiko, Allwyn assembled and encased Seiko movements in India
• Direct sweeping seconds without hacking
• Seiko Diafix combination settings for escape wheel on the bridge side

• Listing ID: 4031
• Manufacturer / Brand: Seiko / Allwyn
• Caliber: Allwyn A6300 = Seiko 63A
• Size in French Lignes: 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Seiko Diashock
• Beats per hour: 21,600
• Balance Type: Glucydur
• Power Reserve: Unknown
• Production Period: Unknown, probably in the 1980s
• Identification: Wheel train bridge labeled with Allwyn A6300. Data sheet from Seiko available.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-16#post-2749590
• External Link 2: https://watch-movements.eu/blog/en/2020/02/02/allwyn-indian-watches-with-japanese-movements/
• Country: Japan / India
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)