Seiko SRP777 (TURTLE DIVER) Accuracy. I found my srp777 to be running about 35 seconds slow a day, just curious about how accurate other srp777s are please share your own experiences with
Amazon.com: MiLTAT - Correa de reloj de 0.866 in para Seiko Turtle SRP773 SRP775 SRP777 SRPA21, eslabones de tornillo para fresadora : Ropa, Zapatos y Joyería
Correa de reloj de acero inoxidable de 22mm para Seiko Prospex Turtle SRPA21 SRP777 SRPC25 SRP773, pulsera con hebilla plegable de Metal sólido|Correas de reloj| - AliExpress