With nickel-finished lever movement 21 jewels two-tone silvered dial with luminescent numerals luminescent hands aperture for date at 6 oclock three subsidiary dials indicating constant seconds 30 minute and 12 hour registers large circular water-resistant-type case the bezel engraved with Roman numerals the sapphire crystal display back secured by six screws case dial and movement signed with stainless steel Corum bracelet and double deployant clasp