SLA061 6N43 and manual and automatic winding

and manual and automatic winding capability

as well as a curved anti-reflective sapphire crystal

using solar cells with high performance electricity generation

The screwdown see-through caseback provides a view of the 23-jewel movement with manual and automatic winding capability

To mark 110 years of watchmaking excellence

SLA061 6N43 and manual and automatic winding1970 Heritage Diver's Black Series Limited Edition. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with re creations and re interpretations of landmark achievements. From the dramatic Black Series, this distinctive