USAF THUNDERBIRDS.

　　Accuracy multi-function OS80 power alarm system quartz chronograph. Features 1/20th 2nd, 60 minutes & 12-hour collected elapsed time. Case in strong brushed 316L stainless steel; screw-locked crown & screw-in back. Engraved case back. Crown shoulder guard. Unidirectional, ratcheted E6B navigational slide policy bezel for computation of range, fuel and speed usage. Tachymeter. Super-LumiNova advanced illumination system on hands & indexes. Alarm indicator. Sapphire scratch-resistant crystal. Calendar date window. Water resistant to 330ft/100m. Diameter 43.5 mm, density 11mm, weight 4.8 oz. Bracelet in strong 316L stainless steel with deployment buckle and double lock security clasp. Serial numbered. 2 year worldwide service warranty. Available with bracelet or genuine leather band. READY TO TRADE AND TALK A PRICE IF NEED BE BUT NEED TO SELL ASAP !!!!!!!!!