This collection provides watch aficionados and sports enthusiasts with an unprecedented variety of ways to measure and calculate the time. This big, bold 47mm three-hand configuration features a dramatic multi-scale dial with two rotating bezels that facilitate a variety of calculations that would be next to impossible with a conventional timepiece.  A Unidirectional outer bezel is marked with both 24-hour and 60-minute scales. Additionally, there is an inner rotating chapter ring marked with a 60-second scale and controlled by a second setting crown at 7 o’clock. The rotating rings can be operated separately or together for a variety of results. GV2 3510 Men's Contasecondi Automatic Watch GV2 Men's Automatic Watch from the Contasecondi Collection 47mm Round IPYG Case with unidirectional bezel Red Crown at 8H turns inner ring - 60 second counter, Date at 6H, luminous Hands Black Calf Leather Straps-Sports Stitching With Tang Buckle Anti-reflective Sapphire Crystal Water Resistant to 50 Meters/5ATM Swiss Automatic Movement