Analog Rolex automatic movement (Calibre 2236), 31 jewel, 28800 vph, approx.55-hour power reserve; round yellow gold case and bracelet measuring 31mm; grey dial featuring diamond-set Roman numeral at the 6 o'clock position, along with standard Roman hour markers on a yellow gold sub-dial tone; date display visible through a small aperture at the 3 o'clock position; screw down winding/crown set in solid yellow gold material; fixed bezel studded with diamonds and crafted from yellow gold material; scratch resistant sapphire crystal face; solid case back for enhanced durability perception; water resistant to 100 meters (approx. 330 feet); chronometer certified functions: time, date, hour, minute, second display.