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

Remarks:

• Hand winding not possible
• Rotor with ball bearings
• Date and day with quick-setting
• Same movement with 23 jewels: Seiko 7S36A

• Listing ID: 7058
• Manufacturer / Brand: Seiko
• Caliber: 7S26A
• Size in French Lignes: 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date & Day
• Jewels: 21
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Seiko Diashock
• Beats per hour: 21,600
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: 1995+
• Identification: Rotor marked with SEIKO 7S26A.
• Country: Japan
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)