breitling chronomat colt automatic chronometer tempest gray dial men's watch a17313101f1x1 breitling tempest gray dial enhanced by luminous silver-tone hands. silver-tone stainless steel case with a black (calfskin ) leather band. automatic movement. 200 meters / 660 feet water resistance. uni-directional rotating bezel. scratch resistant sapphire crystal. solid caseback. tang clasp. screw down crown. case size 41 mm x 12.40 mm. band 22 mm x long. breitling a17313101f1x1 chronomat colt watch.