{"product_id":"presidium-stone-rest-3-size-gem-testing","title":"Presidium Stone Rest","description":"\u003cp\u003eThe \u003cstrong\u003ePresidium Stone Rest\u003c\/strong\u003e is a testing accessory designed to hold loose stones securely while you work with Presidium gemstone testers. By keeping stones stable in the rest during testing, you ensure consistent contact and more reliable results. The stone rest accommodates three sizes, making it versatile for a range of stone dimensions commonly encountered in gem testing and identification workflows.\u003c\/p\u003e\u003cp\u003eWhen using Presidium testers with stones placed in the rest, it is important to keep your hand on the stone rest throughout the testing process.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for use with Presidium gemstone testers\u003c\/li\u003e\n\u003cli\u003eHolds loose stones securely during testing for consistent, reliable results\u003c\/li\u003e\n\u003cli\u003eAccommodates three stone sizes in a single accessory\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper hand placement technique during testing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Use\u003c\/th\u003e\n\u003ctd\u003eFor use with Presidium gemstone testers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Sizes Accommodated\u003c\/th\u003e\n\u003ctd\u003e3 sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVariant Count\u003c\/th\u003e\n\u003ctd\u003e1 (single configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Presidium","offers":[{"title":"Default Title","offer_id":44191483232470,"sku":"156.745","price":10.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/presidium-stone-rest-otto-frei.jpg?v=1719954211","url":"https:\/\/www.ottofrei.com\/products\/presidium-stone-rest-3-size-gem-testing","provider":"Otto Frei","version":"1.0","type":"link"}