Watch: Lindbergh Hour Angle Watch in Gold. LONGINES. Reference no. 233611, case no. 6745233. 750 yellow gold (18 ct). ø 42 mm. 100 grams. Designed by Charles Lindbergh. Automatic movement. 17 jewels. Water resistant. White dial, day of the week and date windows. Mother-of-pearl subdials for small seconds, 30-minute and 12-hour counters. Bi-directional rotating bezel. Glazed case back. Original leather strap with gold-plated pin buckle. Certificate, instruction manual. In short time test functional. The watch comes from an extensive collection estate. The watches have never or hardly been worn, they have not been moved over a long period of time. For function and accuracy we can not guarantee * Partner auction Bergmann. Provenance : estate of a private collection. Sold by watch specialist Andreas Huber, Munich 1997.