Case Round case in 18k yellow gold, polished, fixed bezel in 18k yellow gold, polished, ribbed caseband, solid gold caseback fixed on 6 screws, engraved with Breguet logo, ‘Automatique’, reference and case numbers, Breguet Marine crown at 3 o’clock between protective shoulders of the case, signed Breguet Strap Black alligator strap, double folding clasp in 18k yellow gold, signed Breguet Dial Solid gold silvered dial, signed Breguet, central zone with ‘meridians and parallels’ engraved motif, blued steel ‘pomme de Breguet’ hour and minute hands, sweep seconds, date aperture at 6 o’clock, black Roman numerals, peripheral 24-hour world time display with city names Movement Self-winding mechanical movement, rhodium-plated, bridges with Cotes de Geneve, mainplate with perlage, engraved and guilt inscriptions, functions: hours, minutes, seconds, date, world time Cal. Breguet 563 Ref. 3700BA Case No. 421** D= 38 mm Year 2010