{"product_id":"digital-pocket-gemstone-gauge","title":"Digital Pocket Gemstone Gauge","description":"\u003cp\u003eA digital pocket gemstone gauge measures set and loose stones at the bench, reading across the stone and displaying the figure on a digital display.\u003c\/p\u003e\n\u003cp\u003eThis compact gauge is fitted with leverage-type measuring jaws, purpose-built for measuring both set and loose gemstones. The slim, pocket-friendly form makes it easy to reach stones in settings, while the digital readout delivers precise, easy-to-read measurements. It measures up to 20.0 mm (1.03\") and resolves to 0.01 mm (0.0005\"). Pair this gauge with a gemstone reference book for quick and reliable stone weight estimation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLeverage-type measuring jaws for reaching set and loose stones\u003c\/li\u003e\n\u003cli\u003eMeasuring capacity of 20.0 mm (1.03\")\u003c\/li\u003e\n\u003cli\u003eResolution of 0.01 mm (0.0005\")\u003c\/li\u003e\n\u003cli\u003eCompact, pocket-sized form for convenient bench use\u003c\/li\u003e\n\u003cli\u003eDigital readout for fast, accurate measurement\u003c\/li\u003e\n\u003cli\u003eWell suited to use alongside gemstone reference books for weight estimation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43579701428438,"sku":"135.189","price":99.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/digital-pocket-gemstone-gauge-otto-frei.jpg?v=1719958508","url":"https:\/\/www.ottofrei.com\/ja\/products\/digital-pocket-gemstone-gauge","provider":"Otto Frei","version":"1.0","type":"link"}