Hamilton 15S, 17J, Grade 536, model 1, serial no. X154280 made in 1939 in a 14K GF Wadsworth case with presentation inscription on back, 'John W. Johnson, 40 Years with the Stephen Greene Co., December 31,1948'. In original case and with paperwork. Dimensions are: Case body: 1 3/4 inches diameter; 4.44 cm diameter. Total: 2 1/8 inches long; 5.39 cm long. All measurements are approximate. Condition: Cleaned and running but not checked for run time or accuracy. Provenance: From a private Maryland collection.