Ingersoll Mainspring for Reliance Pocket Watch Factory No. 2365 - Steel

Ingersoll Mainspring for Reliance Pocket Watch, Factory No. 2365, steel, hole end, new in envelope. Measures Dennison 12 x 12-1/2 x 18-1/2. Distributed by Hammel, Riglander & Co in New York, O.R. #12. Could also very well fit in other dollar watches as well. I likely have several of these so the one you get may differ slightly from the images. Images do a satisfactory job of representing the item.