Men's watch Zenith El Primero, from 1999, 750/000 RG, ref. 17.0240.410/01, with full calendar, chronograph, chronometer and automatic, fullset with chronometer certificate, box and papers, silvered, guilloché and polished dial, applied gold plated roman. hands, sapphire crystal, back screwed and glazed, movement El Primero 410Z running, diameter 40mm, height 13mm, brown leatherstrap with original buckle from Zenith in 750/000RG, length approx. 22cm, weight total approx. 89,6gPocket and wrist watches