{"product_id":"swartchild-black-shield-mainspring-eta-1090-record-162-alloy","title":"Swartchild Black Shield SUPER Mainspring ETA 1090, Record 162 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eSwartchild \u003c\/strong\u003e\u003cem\u003eBlack Shield\u003c\/em\u003e SUPER Mainspring for ETA 1090, Record 162 caliber movements and likely others as well, alloy, new in envelope. See images for precise mainspring specifications. 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 so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a satisfactory job of representing the item.\u003c\/p\u003e","brand":"Swartchild","offers":[{"title":"Default Title","offer_id":48873004532020,"sku":"PMS-SWA1090A-08","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-08-2513.48.56.jpg?v=1756155074","url":"https:\/\/www.vintagetimeparts.com\/products\/swartchild-black-shield-mainspring-eta-1090-record-162-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}