Hamilton 12s Mainspring No. 1228 / 3028 (EXACT) – Alloy
USD 12.50 USD
Specifications
| Brand | EXACT |
| Country/Region Of Manufacture | Switzerland |
| MPN | #1228 / 3028 |
| SKU | PMA-EXA1228A-09 |
| 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. South Bend Watch Material Catalog Oct 1928 - reprint.
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