This black dress watch from caravelle by bulova is a stylish, contemporary timepiece with an edge. The pitch-black textured dial is accented with light grey details, luminous hands and markers, and two sub-dials 42. 0mm black ion-plated stainless steel case with a modern, angular silhouette, see-through case back, and flat mineral crystal the 21-jewel automatic movement is visible through an aperture and offers a robust 42-hour power reserve embossed black leather strap; buckle clasp water-resistant to 30 meters we are an authorized bulova dealer