TW is the first to create the most powerful 1:1 top-level replica Cartier Santos Skeleton Series Parameters synchronized with the original watch diameter 39.8 mm movement Swiss Ronda 4S20 modified mechanical movement case thickness 9.08 mm dial color hollow dial shape square SKU black Silver silver ring, silver rose ring, silver gold ring, strap color, black and blue (imported calfskin), buckle type, double folding buckle, transparent back lens, sapphire mirror pointer, blue burnt steel blue pointer, black luminous model, imported green luminous crown Gem-set crown,