Authentic Breitling Super Avi B04 Chronograph GMT. Features automatic mechanical movement, date function at the 6 o'clock position, power reserve display, chronograph sub-dials (30 minutes, 60 seconds, 12 hours), GMT functionality for dual time zones. Equipped with a screw-locked crown and scratch-resistant sapphire crystal glass. Includes stainless steel case, transparent case back, brown calfskin leather strap with folding clasp, Arabic numeral hour markers on green dial, silver tone hands, 70-hour power reserve, water resistance up to 100 meters (330 feet), round 46mm diameter casing measuring 15.9mm in thickness, and comes with a 5-year WatchMaxx warranty.