Newall Security Mainspring #529 for Waltham 12s Colonial No. 2237 – Steel
USD 6.50 USD
Specifications
| Country Of Origin | Switzerland |
| Brand | Newall |
| MPN | #529 |
| SKU | PMA-NEW0529S-10 |
| 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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