Seiko Essentials Collection SUR503 INV With an upgraded power reserve

With an upgraded power reserve of approximately 72 hours

Radio Sync Solar Chronograph automatically receives radio signals to precisely adjust the time and calendar signal reception and result indicator

The rich black dial features a date calendar and LumiBrite hands and markers

Crafted of stainless steel with mirror and hairline finish and tri-fold push button release clasp

and sapphire crystal for superior scratch resistance10 bar

Seiko Essentials Collection SUR503 INV With an upgraded power reserveFrom the Essentials Collection. Inspired by racing, this stylish and rugged watch provides perfect sport or everyday design. Framed by a 60 minute track marked in five minute increments, the dimensional green dial features applied metallic elements to suggest an engine compartment, as well as a date calendar and LumiBrite hands and markers. Crafted of stainless steel, with tri fold push button release clasp. 10 bar, 100M Water Resistant