The Art of American Horology Part ll,...

Roosevelt Hotel, Madison Avenue @ 45th Street, Dec 04, 2002

LOT 608

Hamilton Watch Co., U.S.A., No. S5860, Grade 950B, made in 1949.Very fine and unusual, keyless, 23-jewel Railroad Grade watch.

C. Three-body, nickel, display, by "Hamilton". D. Two-tone silver with applied gold Arabic numerals, outer gilt dot minute ring, recessed subsidiary seconds. Black "Pointer Spade" hands. M. 16 size, nickel, bridge caliber, damascened, 23 jewels, the top ones in gold settings, straight line lever escapement, monometallic balance with gold screws, adjusted to temperatures and 6 positions, Hamilton Elinvar Breguet balance-spring, Reed's patented whiplash micrometric regulator.Signed on dial, case and movementDiam. 52 mm.