Rolex Gentleman's Low Karat Gold 'Chronograph Oyster' Wristwatch, Ref. 45379 ct., mechanical, circularrefinished white dial, applied Arabic '12' numeral and triangular batons, three subsidiary dials, minutes, hours, seconds with stop seconds and round push-button chrono, outer chapter ring with tachymeter scale and inner telemeter scale, screw-down RolexOyster cross crown, dia. ap. 36 mm., brown saddle leather strap, gold-filled buckle, dial, movement and casesigned Rolex, movementcaliber Valjoux 72, casesigned RWC LTD, Geneva, Swiss, no. 544896,c. 1945.C