With nickel-finished lever movement 37 jewels the engine-turned silvered dial with applied Roman and dagger numerals luminous accents to hands three mother-of-pearl subsidiary dials indicating constant seconds combined with date 30 minutes and 12 hours registers in circular case with reeded bezel extended lugs glazed display back secured by four screws two chronograph buttons in the band together with an 18k white gold Mauboussin link bracelet and concealed double deployant clasp case dial and movement signed