Nice yellow gold filled Gruen Curvex Precision which dates to 1947, as confirmed by the Gruen style number (#576) for this watch, and the 1947 ad below, from Life magazine. The watch is fully signed on dial,case, movement and crown and has a slightly patinaed original dial. The cal 440, 17 jewel manual wind movement has been serviced and is in excellent working condition. Photos are not actual size of watch, it measures 24 mm across (not including crown) x 42 mm lug to lug and is fit with a new leather bracelet.