stainless steel, domed sapphire glass, screwed-in case back
foldover clasp in steel
black numerals, markers and hands with luminous material
mechanical with self-winding, Panerai caliber OP III, 21 jewels, 28 800 A/h, 42-hour power reserve, officially certified chronometer C.O.S.C.
hours, minutes, small second, date
water-protected till 30 atm