Waltham Factory Mainspring for Model 678 – 679 Movements No. 2251 – Steel
USD 3.50 USD
Specifications
| Strength | .075 |
| Brand | Waltham |
| Country Of Origin | United States |
| MPN | #2251 |
| SKU | PMA-WAL2251S- |
| Type | Mainspring |
I likely have several of these so the one you get may differ slightly from the images. Images do a pretty good job of representing the item. Waltham Watch Material Catalogue 1909 edition - reprint. You might also like.