Breguet Type XX – XXI – XXII 3817 Watch
42mm stainless steel case with a delicately fluted caseband, 15.2mm thick, transparent back, screw locked crown, bidirectional rotating bezel, slate grey dial with luminescent Arabic numerals, day/night indicator at 3 o’clock, 12-hour totalizer and date at 6 o’clock, small seconds at 9 o’clock, central minute totalizer, luminescent hands and dots, Cal. 584Q/2. 131/2 self-winding chronograph movement with flyback function, approximately 48 hours of power reserve, brown calfskin leather strap. Water resistant to 100 m (330ft).