As the official timepiece partner of the grammysâ®, bulova has created the grammyâ® automatic black watch with a skeleton dial. The black skeleton dial showcases three hands, tuning fork and guitar pick and fret markers, a circle of fifths dial design, and a gold grammium dial ring. The open aperture and exhibition case back with the grammyâ® logo showcase the fine 21-jewel skeletonized automatic movement with a 42-hour power reserve. 44. 5mm black ion-plated stainless steel case with sapphire crystal the black leather strap with a rubber interior secures with a double-press deployment clasp. Water resistant to 100 meters, this watch comes with a three-year limited manufacturer warranty. We are an authorized bulova dealer.