Citizen Eco-Drive CA4507-84X Bulova Sapphire Start counting the heart rate

Start counting the heart rate for 30 beats from the 12-hour marker

Original Casio Bands Baby G Bands G Shock Bands Band WHITE - 1 Week Order

The overall base color of the watch is black

with insert-molding of titanium components that enhance the strength of the band’s connection to the case

Citizen Eco-Drive CA4507-84X Bulova Sapphire Start counting the heart rateAn extension of the Chronograph range, this new multigenerational chronograph is your perfect, accessible pilot timepiece. Featuring an array of aviation level functionality such as Eco Drive technology, ensuring your watch never loses power, and a thin bezel with a wide, luminous dial for improved visibility and constructed with base 30 pulsations for high accuracy heart rate count. This method is commonly and medically used to measure heart rates