General Watch Mainspring NOS General Watch Mainspring NOS Search: Calibre #Calibre #Calibre # General 105General 800 CGeneral 836 General 106General 81General 837 General 110General 820General 838 General 111General 820 B. 820 CGeneral 839 General 115General 820 DGeneral 841 General 31General 82-82 A-82 B-82 CGeneral 842 General 64General 830General 90 General 80General 831General 900 General 800General 833General 90 A General 95 Showing 1 to 10 of 10 entries‹1› General Watch Mainspring NOS