Seiko 3023-5MZ (Maxell TC920S with special connector)
Seiko Capacitor 30235MY (Sub for 30235MZ) - Rechargeable Battery | All Time Co.
1~5pcs/lot 3023-5mz 30235my 30235my 3023-5my Tc920s Watch Dedicated Artificial Kinetic Energy Rechargeable Original - Air Conditioner Parts - AliExpress
1pcs/lot 30235MY=30235MZ Authentic electronic solar energy TC920S Optical kinetic energy watches rechargeable batteries|Button Cell Batteries| - AliExpress
Seiko Capacitor battery kinetic watch for 5M22 5M42 5M43 5M45 = 30235MZ part new | eBay