The Louis Vuitton Tambour Steel W1ST10, 40mm x 8.3mm, small seconds subdial at six o’clock. White gold hands, numerals, and indexes, with Super-LumiNova coating on hands and numerals. Sapphire crystal with anti-reflective coating. Stainless steel bracelet with hidden 3-blade folding buckle. Automatic caliber LFT023, 30.6mm x 4.2mm visible through exhibition sapphire caseback. Functions: hours, minutes, small seconds. 22K rose gold micro-rotor, 50 hours of power reserve, 31 jewels, beats at 4Hz, chronometer-certified by the Geneva Chronometric Observatory. Grey or blue dial, water resistant to 50m. Price: €19,000.