Sandsteel Mainspring for Waltham 0s & 3/0s #2230 – Steel
USD 4.00 USD
Specifications
| Strength | .012 |
| Brand | Sandsteel |
| Country/Region Of Manufacture | United States |
| MPN | 2230 |
| SKU | PMA-SAM2230S-1 |
| 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. Popular Quartz Watch Parts Guide - BESTFIT Numbers for cross reference - reprint.