stainless steel, domed sapphire glass, screwed-in caseback
buckle in stainless steel
black, roman numerals, markers and hands with luminous material
mechanical with self-winding, Paneri OP X caliber , 17 jewels, 21600 A/h, 56-hour power reserve, C.O.S.C.
water-protected till 10 atm, Lim edition off 1936