Like the electric blue lava bursting from certain volcanoes, the Roger Dubuis Excalibur 36 automatic appears with an arrestingly beautiful black DLC-treated titanium case topped by a bezel set with 48 blue sapphires. Simultaneously evoking fire and ice, the sparkling gems reflect and accentuate the cool gleam of the blue PVD-coated dial with its shimmering sun-brushed finish. … Read more