6650 N.O.W. Titanium Eyeglasses by Lindberg. Color: C01, C02, C04, C06, C06G, C07, C08, C10, C11, C12, C14, C19, C20, C21, Size: 47-19-150. With its timeless rectangular shape framed in slender titanium, 6650 from the n.o.w. Titanium line gives off an executive edge. Hidden spring hinges make every wear feel natural and snug. Despite its structured look, this design remains weightless in hand and on the face. A poised, professional must-have.