The Art of American Horology Part ll,...

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

LOT 617

Hamilton Watch Co., Lancaster, PA, No. 1507445, Grade 992L, made in 1920.Fine, gold-filled, keyless, Railroad Grade watch with a Montgomery dial.

C. Three-piece by "Star Watch Case Co.", screwed bezel and back.D. Double sunk white enamel with painted bold, oversized Arabic numerals, outer 60- minute Montgomery ring with red and black Arabic numerals, subsidiary seconds. Blued steel "Spade" hands.M. 16 size, nickel, bridge caliber, damascened, 21 jewels, the top ones in gold settings, gold center wheel, straight line lever esca-pement with sapphire pallets, cut-bimetallic compensation balance with gold screws adjusted to 8 positions, blued steel Breguet balance spring, Reed's patented whiplash micrometric regulator, double roller, lever-set.Signed on dial, case and movement, dial also signed "Adjusted for Railroad Service", "21 Jewels", "8 Adjustments".Diam. 50 mm.