Romain Jerome Moon Dust Chronograph Automatic: Analog movement, automatic winding with RJ7753 calibre. Features three sub-dials (60 second, 30 minute, and 12 hour). Includes green dial, rose gold-tone hands, fixed black carbon fiber bezel, scratch-resistant sapphire crystal lens, deployment clasp bracelet in black stainless steel, pull/push crown for adjustment, solid case back, round case shape measuring 46 mm diameter with a thickness of 17 mm. Accompanied by black rubber strap of 22 mm width and adjustable length up to 8 inches (suitable for wrist sizes). Water resistant at 30 meters or 100 feet depth. Functions: chronograph, hour, minute, second indication.