Working 'Batman' Watch Cufflinks In Black And BlueIntroducing the ultimate accessory for the stylishly dressed watch lover. These luxury cufflinks operate as fully functional watches, which can be set and operated via the crown at the side. The quartz movement is powered by a standard watch battery which lasts approximately two years and can be replaced. The design features a sleek black and blue design, known as the 'Batman' style by watch aficionados. Stay stylish and punctual with these exclusive