Seiko Coutura Radio Sync Solar Chronograph

Radio-controlled: Automatically receives radio signals to precisely adjust the time and calendar

Powered by light energy- no battery change required

Signal reception and result indicator

World time function (25 time zones)

24 hour indicator

6-month power reserve

Power save function

Chronograph measures up to 60 minutes in 1/5 second increments with split time measurement function

Sells new for $650