Marco Mainspring #2810W for Gruen caliber 720 & 721 Pocket Watch movements – All
USD 17.50 USD
Specifications
| Brand | C & E Marshall |
| Country/Region Of Manufacture | Switzerland |
| MPN | No.2810W |
| SKU | PMS-CEM2810WA-08 |
| Type | Mainspring |
Images do a pretty good job of representing the item. Illinois Watch Co Materials Catalog Dec 1923 - reprint. Fulton Watch Crystal Corp Fit-Tite Catalogue No. 2 - reprint. South Bend Watch Material Catalog Oct 1928 - reprint.
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