Maurice Lacroix Aikon Automatic Skeleton pairs urban-inspired design with an open-worked sapphire dial that reveals the automatic ML135 movement. Built for everyday city life, it combines a 42 mm stainless steel case, 20 ATM water resistance and a stainless steel bracelet. Key attributes: Grey | Steel | Stainless steel | Water resistant to 20 ATM | Sapphire crystal with double anti-reflective coating | Automatic movement (ML135) with 38-hour power reserve | Stainless steel bracelet with easy-change system | Open sapphire case back | Screw-down crown | Hours, minutes and seconds | Skeleton dial with translucent grey varnish and grey flange | Bezel with six-claw design | Brushed and polished case finish | Rhodium-plated luminescent hands and index markers | Dimensions & fit: Case diameter: 42 mm | Case height: 11 mm | Bracelet width: 25 mm | Composition & care: Stainless steel | Sapphire crystal | Wipe with a soft cloth. Avoid contact with chemicals and prolonged exposure to water. Have the movement serviced by an authorized service center every 3–5 years.