Panerai Radiomir Black Seal Panerai Movement: Fully automatic mechanical movement Case: 316L stainless steel case Mirror: Mineral strengthened glass Belt: Real cowhide strap or rubber as pictured Size: 44mm Thickness: 15mm Similar items: Breitling Avenger Blackbird Franck Muller Vanguard AP Royal Oak Offshore Diver Rolex Yacht-Master Black Tudor Black Bay