Bulova Automatic Collection 98A177 Laco Chronographs HAVANNA 861892 Accuracy: +/-15 seconds per month（without

Accuracy: +/-15 seconds per month（without receiving a GPS signal

Movement: Automatic

Monitor your heart rate¹

Movement: Automatic ML115

Bulova Automatic Collection 98A177 Laco Chronographs HAVANNA 861892 Accuracy: +/-15 seconds per month（withoutBulova Automatic Collection 98A177 From the Automatic Collection. New Sport style in rose gold tone and gun stainless steel case, open aperture black dial with rose gold tone accents and black inner dial ring, exhibition caseback, skeleton automatic movement with 40 hour power reserve, sapphire glass, matte black silicone bracelet with buckle closure, and water resistance to 100 meters. Automatic Collection Movement: Automatic Mechanical Case