Solid Gold "Sangamo Special"Illinois Watch Co. , Springfield, Ill. , N°776550, Grade "Sangamo Special", Model 7, circa 1920. Fine, 14K yellow gold, 23-jewel Railroad watch.
![]()
C. Four-body, "bassine", polished, hinged bezel and back, hinged gold cuvette. D. White enamel with bold Arabic numerals, outer minute track with 5-minute dart markers, sunk subsidiary seconds. Blued steel "Diamond" hands. M. 17 size, nickel, 3/4 split plate with mocked bridges, "fausses-côtes" decoration, 23 jewels, the top ones in screwed raised gold settings, gold wheel train, straight line lever escapement, cut-bimetallic compensation balance with gold screws, adjusted to temperatures and 6ositions, blued steel Breguet balance spring, Reed's patented whiplash micrometric regulator, motor barrel, lever-set. Signed on dial and movement. Diam. 50 mm.