{"product_id":"round-4-prong-double-gallery-earring-mountings-positive-lock-14k-18k-platinum-4-8mm","title":"14K Gold, 18K Gold \u0026 Platinum Round 4 Prong Double Gallery Positive Locking Guardian Post \u0026 Back Sets","description":"\u003cp\u003eUse these mountings to set a single round faceted stone into a finished stud earring at the bench. The 4-prong double gallery head carries the stone on a clean, balanced profile, and the Positive Locking Guardian post and nut hold the finished earring securely in wear. Each mounting is manufactured in the USA and sold by the piece in 14K yellow gold, 14K white gold, 18K yellow gold, 18K white gold, or platinum, covering round stones from 4.0–8.0 mm, roughly .25–2.0 ct per stone.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4-prong double gallery head built for round faceted stones\u003c\/li\u003e\n\u003cli\u003ePositive Locking Guardian post and nut for wearing security\u003c\/li\u003e\n\u003cli\u003eAvailable in 14K yellow gold, 14K white gold, 18K yellow gold, 18K white gold, and platinum\u003c\/li\u003e\n\u003cli\u003eSeven stone sizes covering 4.0–8.0 mm, roughly .25–2.0 ct per round stone\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003cli\u003eSold by the piece, suited to professional mounting and repair work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eMetal\u003c\/th\u003e\n\u003cth\u003eStone Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-334\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 mm (.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-336\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 mm (.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-338\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e6.0 mm (.75 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-339\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (1.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-340\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e7.0 mm (1.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-341\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (1.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-342\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e8.0 mm (2.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-334\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 mm (.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-336\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 mm (.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-338\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e6.0 mm (.75 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-339\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (1.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-340\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e7.0 mm (1.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-341\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (1.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-342\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e8.0 mm (2.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-334\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e4.0 mm (.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-336\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e5.0 mm (.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-338\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e6.0 mm (.75 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-339\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (1.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-340\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e7.0 mm (1.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-341\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (1.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20B-342\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e8.0 mm (2.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-334\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 mm (.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-336\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 mm (.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-338\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e6.0 mm (.75 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-339\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (1.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-340\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e7.0 mm (1.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-341\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (1.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20C-342\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e8.0 mm (2.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-334\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 mm (.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-336\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 mm (.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-338\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e6.0 mm (.75 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-339\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (1.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-340\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e7.0 mm (1.25 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-341\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (1.50 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20E-342\u003c\/td\u003e\n\u003ctd\u003e18K White Gold\u003c\/td\u003e\n\u003ctd\u003e8.0 mm (2.0 ct)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eSold by the piece; order two pieces for a matched pair. The carat weight shown is the approximate diamond equivalent for one round stone, and the millimetre size is the stone diameter the mounting is built to fit.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"14K Yellow \/ 4.0mm (.25ct)","offer_id":47551374786774,"sku":"200-334","price":96.05,"currency_code":"USD","in_stock":true},{"title":"18K Yellow \/ 6.0mm (.75ct)","offer_id":47807230607574,"sku":"20C-338","price":201.2,"currency_code":"USD","in_stock":false},{"title":"Platinum \/ 6.0mm (.75ct)","offer_id":47807230640342,"sku":"20B-338","price":248.7,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 5.0mm (.50ct)","offer_id":47807230673110,"sku":"200-336","price":124.49,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 6.0mm (.75ct)","offer_id":47807230705878,"sku":"200-338","price":138.49,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 6.5mm 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