The Colt Quartz watch by Breitling is housed in a sleek steel case with a satin-brushed bezel. It runs on a COSC-certified SuperQuartz™ movement and comes in black, blue, or silver dials. The large hour-markers and hands are coated with luminescence for easy reading. With a sturdy build, screw-locked crown, and thick sapphire crystal (glareproofed on both sides), this watch is water-resistant up to 200 m (660 ft). Reference A7438811.C907 features a striking Mariner Blue dial.