Sandsteel Mainspring #705 for Omega Caliber 39 Chrono - Steel

Sandsteel #705 steel mainspring for Omega caliber 39 Chronograph, new in envelope. See images for precise mainspring specifications. The caliber 39 Chronograph is one of the rarer Omegas from the 1930's and so if you have one and need this mainspring, my hats off to you for owning such a fine timepiece. 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.