2-XO-Retro Military DNA Vintage WWII Quartz Watches. You are getting 2- watches. Both watches contain original metal recovered from the 1941-1944 North American P-51 Mustang WWII Aircraft. N.O.S. Excellent condition. Square watch has 42mm case size, round watch has 44mm case size, precise Japanese quartz movements, all 316L stainless steel case and buckles, black PVD plated case and buckles, mineral crystals on both watches. 50 meters water resistant, 22mm beige genuine leather straps, both run and keep time, boxes and papers with C.O.A. included.