{"product_id":"9780578086057","title":"The Gruen Watch Repairer's Reference","description":"An enormous compilation of Gruen reference material that can be used by any Gruen collector or Gruen watch restorer. Contains all 4 of the main Gruen Material Catalogs along with very rare versions from 1921, 1926, supplements, etc. All of the Gruen published material information is contained in this book. This reference is a must for Gruen restorers and collectors interested in learning more about the movements and inner workings of Gruen watches.","brand":"Second Hand Press","offers":[{"title":"Default Title","offer_id":49813394686192,"sku":"9780578086057","price":35.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780578086057","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}