A circular gold wristwatch with Breguet numerals in water-resistant type case, Patek Philippe, no.740886, ref.2451, circa 1955

18k, damascened nickel lever movement (calibre 10-200), stamped twice with the seal of Geneva, 18 jewels, mono-metallic balance, adjusted to heat, cold, isochronism and 5 positions, precision regulator, metal movement cover, silvered dial, applied Breguet numerals, two-piece polished case with screw-down back, case, dial and movement signed, with later 18k Patek buckle