Like its single seat fighter jet namesake, XO Retro’s P-51 Mustang Vintage WWII 1941-1944 Military DNA timepiece makes an indelible impression of commanding performance! Incorporating the ACTUAL metal “DNA” from a P-51 Mustang fighter jet from WWII, the round black ionic-plated stainless steel case houses a precision-crafted Japanese Quartz movement. The DiamondFX crystal features 18 layers of UV blocking protection and a scratch-resistant diamond/sapphire finish. The dial coordinating genuine leather strap attaches with a buckle and fits wrists up to approximately 8-1/2”. Ivory contrast stitching adds a sporty edge to the design. Add a piece of history to your timepiece collection with the P-51 Mustang Vintage WWII 1944 Military DNA design from XO Retro! Strap: Genuine Leather Movement: Japanese Quartz Crystal: DiamondFX Crown: Push/Pull Clasp: Buckle Strap Measurements: 9-1/2" L x 22mm W Case Measurements: 44mm Case Thickness: 11m Water Resistance: 5 ATM - 50 meters - 165 feet