Baume et Mercier Riviera Automatic 42mm pairs the Riviera's signature dodecagonal case with a stainless steel bracelet and reliable automatic movement. It’s designed as a versatile sporty-dress watch with a refined silver dial and practical date function. Key attributes: Silver | Steel | Stainless steel | Water resistant to 100 m | Sapphire crystal | Automatic movement with ~38-hour power reserve | Date display | Triple folding clasp | Exhibition (transparent) case back | Dodecagonal case/bezel | Silver sun satin-finished dial | Rhodium-plated dauphine hands | Roman numeral hour markers | Dimensions & fit: Case diameter: 42 mm | Case thickness: 10.66 mm | Composition & care: Stainless steel | Sapphire crystal