Elgin Mainspring for 11½ ligne Grade 679 - AS 1430 No. 6751 - Alloy

Elgin  Mainspring for 11½ ligne Grade 679, Factory No. 6751, automatic (tongue) end, alloy, new in envelope. The Grade 679 11 ½ ligne movements are AS 1430 ébauche based so this mainspring will fit movements other than just the specified Elgin. See image for further details. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item