{"product_id":"pm-merelloy-mainspring-m278-for-16s-illinois-47321-alloy","title":"PM Merelloy Mainspring M278 for 16s Illinois 47321 - Alloy","description":"\u003cp\u003e\u003cstrong\u003ePM\u003c\/strong\u003e \u003cem\u003eMerelloy\u003c\/em\u003e Mainspring M278 for 16s \u003cstrong\u003eIllinois\u003c\/strong\u003e, Factory No. 47321, alloy, new in envelope. See images for further details. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003cbr\u003e\u003c\/p\u003e","brand":"PM","offers":[{"title":"Default Title","offer_id":49168099115316,"sku":"PMA-PMSM278A-07","price":17.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-06-2010.41.09.jpg?v=1781977379","url":"https:\/\/www.vintagetimeparts.com\/products\/pm-merelloy-mainspring-m278-for-16s-illinois-47321-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}