U.S. NAVY MALE OFFICER DINNER DRESS BLUE JACKET UNIFORM US Navy Dinner Dress Blue Jacket: Gold Buttons, Handmade Military Style Etsy According to the 1975 U.S. Navy Uniform Regulations, the rarely seen Service Dress Blue (Yankee) uniform was for "warm weather afternoon and early evening functions such as yachting parties." The uniform was Uniform Dealey Divsion USNSCC WW2 German, Soviet, Allied militaria, uniforms, awards, weapons history. War relics forum