Stamped 14k on the clasp and .585, 14k inside the case. There is a Rolex insignia on the crown, the clasp and inside the case. The movement is a precision Rolex 17 jewel manual wind mechanism. Wind about 8 turns twice per day, never wind tight. Keeps good time. The watch measures 6 1/2 inches long and the band is 3/8 inches wide. Comes with the original Rolex box. Estimate $2,000 - $2,500. Starting bid $1,100