BESTFIT Mainspring 510E for ETA caliber 387, 411, 412, 630 – Alloy
USD 4.00 USD
Specifications
| Brand | BESTFIT |
| Country Of Origin | France |
| MPN | 510E |
| SKU | PMS-BEST510EA-06 |
| 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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