Authentic limited edition chronograph with skeleton dial and silicone strap, featuring brushed black PVD coated stainless steel case, tang clasp, fixed bezel, luminous silver tone hands, circle hour markers including minute markers and tachymeter scale on grey outer rim 3 sub-dials (60 sec, 30 min, 12 hr), scratch resistant sapphire crystal display, round shape measuring 45mm in diameter with a thickness of 11.70mm, see-through caseback, water resistant to 100 meters or 330 feet, Swiss automatic movement powered by Caliber 13 1/4'' engine with 68 hours power reserve, includes hour, minute, second functions and chronograph features via pusher crown sub-motherboard.