Black ceramic case with black ceramic bracelet and fixed black ceramic bezel. Analog Skeleton dial featuring luminous silver-tone hands, luminous index hour markers, Arabic numeral minute markers applied every 5 minutes around the outer rim. Includes date display at the 3 o'clock position. Chronograph functions with two sub-dials: one for seconds (60 second), another for minutes and hours (60 minute). Powered by Hublot Calibre HUB1280 automatic movement, boasting 43 jewels, composed of 354 parts, operating at a frequency of 28,800 vph, with approximately 72-hour power reserve. Equipped with luminous hands and markers for enhanced nighttime readability. Features scratch-resistant sapphire crystal. Includes screw-down crown and transparent case back on the round case measuring 42 mm in diameter and 14.5 mm thick. Secured by a fold-over clasp with push button release. Water resistant up to 100 meters / 330 feet depth. Functions include hour, minute, second, date, and chronograph.