HR Nivastar Mainspring No. G619 for AS 1045, UT 180, Lapanouse 201 - Alloy

HR Nivastar No. G619 white alloy mainspring for AS 1045, UT 180, Lapanouse (Cimier) 201 & Moeris 10½ ligne "C", new in envelope. See images for precise mainspring specifications. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.