{"product_id":"jo-di-diamond-gauge-book","title":"Jo-Di Diamond Gauge W\/Book","description":"\u003cp\u003eThe Jo-Di Diamond Gauge with Book allows professional jewelers to accurately estimate the estimated weight of a diamond without removing the stone from its mounting. Using measured width and depth values referenced against the included book, this gauge supports calculations for both round and fancy diamond shapes — making it an efficient tool for appraisers, bench jewelers, and estate jewelry professionals who need reliable weight estimates without the risk of damage or loss during removal.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEstimates diamond weight without removing the stone from its setting\u003c\/li\u003e\n\u003cli\u003eWidth and depth measurements are referenced in the included table book\u003c\/li\u003e\n\u003cli\u003eCompatible with round diamond shapes\u003c\/li\u003e\n\u003cli\u003eCompatible with fancy diamond shapes\u003c\/li\u003e\n\u003cli\u003eDesigned for use by professional jewelers and appraisers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eJo-Di Diamond Gauge\u003c\/li\u003e\n\u003cli\u003eReference book with width and depth measurement tables\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43580860858582,"sku":"135.551","price":81.05,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/jo-di-diamond-gauge-wbook-otto-frei.jpg?v=1719957937","url":"https:\/\/www.ottofrei.com\/products\/jo-di-diamond-gauge-book","provider":"Otto Frei","version":"1.0","type":"link"}