{"product_id":"plymouth-ply-power-mainspring-for-as-caliber-1220-1221-alloy","title":"Plymouth Ply-Power Mainspring for AS caliber 1220, 1221 - Alloy","description":"\u003cp\u003e\u003cstrong\u003ePlymouth\u003c\/strong\u003e \u003cem\u003ePly-Power\u003c\/em\u003e Mainspring for AS caliber 1220, 1221 movements, and perhaps others, white alloy, new in envelope. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item.\u003c\/p\u003e","brand":"Plymouth","offers":[{"title":"Default Title","offer_id":49141160149300,"sku":"PMS-PLY12201A-06","price":7.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-05-3020.05.10.jpg?v=1780196741","url":"https:\/\/www.vintagetimeparts.com\/products\/plymouth-ply-power-mainspring-for-as-caliber-1220-1221-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}