16 size, 23 jewels adjusted temp & 6 positions. Illinois �Bunn Special Case Model #28 Keystone Watch Case Co J. Boss 10K gold filled�. Sixty-Hour lever-set movement with rarer �red� script. Double-sunk arabic dial marked �Illinois Bunn Special 23 Jewels - 60 Hour�. Blued steel hands. CONDITION: Case exhibits almost no wear. Movement is excellent. Dial is excellent with no scratches and just one hairline extending from the lower edge at 6 o�clock to the sub-seconds dial. Hands are free of oxidization. Fitted with a beveled glass dome crystal. CODE-POC.