{"product_id":"gold-round-4-prong-die-struck-earring-mounting-push-on-screw-off-post-2-0-4-0mm","title":"Gold Round 4-Prong Die-Struck Earring Mountings with Push-on\/Screw-off Posts","description":"\u003cp\u003eThese die-struck round 4-prong earring mountings are crafted in 14K gold and feature a push-on\/screw-off post mechanism for secure, adjustable wear. Available in both yellow and white gold, the mountings span nine stone sizes from 2.0mm to 4.0mm, accommodating round stones from approximately .03ct to .25ct. The die-struck construction delivers consistent prong geometry and a refined finish suited for professional jewelry production and resale.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDie-struck construction for consistent quality and refined detail\u003c\/li\u003e\n\u003cli\u003eClassic round 4-prong head design\u003c\/li\u003e\n\u003cli\u003ePush-on\/screw-off post for secure, adjustable wear\u003c\/li\u003e\n\u003cli\u003eAvailable in 14K yellow gold and 14K white gold\u003c\/li\u003e\n\u003cli\u003eNine stone sizes accommodating round stones from 2.0mm (.03ct) to 4.0mm (.25ct)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMetal\u003c\/th\u003e\n\u003ctd\u003e14K Gold (yellow and white)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eDie-struck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSetting Style\u003c\/th\u003e\n\u003ctd\u003eRound 4-prong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePost Type\u003c\/th\u003e\n\u003ctd\u003ePush-on\/screw-off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Shape\u003c\/th\u003e\n\u003ctd\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Size Range\u003c\/th\u003e\n\u003ctd\u003e2.0mm–4.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCarat Weight Range\u003c\/th\u003e\n\u003ctd\u003e.03ct–.25ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\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\u003cth\u003eApprox. Carat Weight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-352PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e2.0mm\u003c\/td\u003e\n\u003ctd\u003e.03ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-353PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e2.25mm\u003c\/td\u003e\n\u003ctd\u003e.04ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-354PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e2.5mm\u003c\/td\u003e\n\u003ctd\u003e.05ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-355PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e2.75mm\u003c\/td\u003e\n\u003ctd\u003e.06ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-357PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e3.0mm\u003c\/td\u003e\n\u003ctd\u003e.10ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-358PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e3.25mm\u003c\/td\u003e\n\u003ctd\u003e.12ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-359PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e3.5mm\u003c\/td\u003e\n\u003ctd\u003e.15ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-360PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e3.75mm\u003c\/td\u003e\n\u003ctd\u003e.20ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200-361PO\u003c\/td\u003e\n\u003ctd\u003e14K Yellow\u003c\/td\u003e\n\u003ctd\u003e4.0mm\u003c\/td\u003e\n\u003ctd\u003e.25ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-352PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e2.0mm\u003c\/td\u003e\n\u003ctd\u003e.03ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-353PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e2.25mm\u003c\/td\u003e\n\u003ctd\u003e.04ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-354PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e2.5mm\u003c\/td\u003e\n\u003ctd\u003e.05ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-355PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e2.75mm\u003c\/td\u003e\n\u003ctd\u003e.06ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-357PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e3.0mm\u003c\/td\u003e\n\u003ctd\u003e.10ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-358PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e3.25mm\u003c\/td\u003e\n\u003ctd\u003e.12ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-359PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e3.5mm\u003c\/td\u003e\n\u003ctd\u003e.15ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-360PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e3.75mm\u003c\/td\u003e\n\u003ctd\u003e.20ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e201-361PO\u003c\/td\u003e\n\u003ctd\u003e14K White\u003c\/td\u003e\n\u003ctd\u003e4.0mm\u003c\/td\u003e\n\u003ctd\u003e.25ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEar nut sold separately.\u003c\/li\u003e\n\u003cli\u003eCompatible with push-on\/screw-off ear nut \u003cstrong\u003e21B-350\u003c\/strong\u003e (sold separately).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto 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