{"product_id":"round-center-head-4-prong-cast-crt4-25ct-5ct","title":"Gold \u0026 Platinum Round Center Head 4-Prong Cast Setting","description":"\u003cp\u003eUse these center heads to carry a round center stone on a ring or pendant build at the bench. Each head is precision cast with four prongs in the CRT4 style by Victor-Joseph, made in the USA from 100% recycled gold and platinum, and sold by the piece in 14K yellow gold, 14K white gold, or platinum. Fourteen stone sizes cover round stones from .25 ct (4 mm) through 5.0 ct (13.0 mm).\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4-prong round center head construction for secure stone retention\u003c\/li\u003e\n\u003cli\u003eCast build gives consistent geometry and clean prong profiles\u003c\/li\u003e\n\u003cli\u003eFourteen round stone sizes from .25 ct (4 mm) to 5.0 ct (13.0 mm)\u003c\/li\u003e\n\u003cli\u003eAvailable in 14K yellow gold, 14K white gold, or platinum\u003c\/li\u003e\n\u003cli\u003eMade in the USA from 100% recycled gold and platinum\u003c\/li\u003e\n\u003cli\u003eSold individually, by the piece\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\u003cth\u003eHeight \/ Top Width \/ Bottom Width (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-480\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.25 ct (4 mm)\u003c\/td\u003e\n\u003ctd\u003e5.9 \/ 5.0 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-481\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.33 ct (4.5 mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.1 \/ 2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-482\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.50 ct (5.0 mm)\u003c\/td\u003e\n\u003ctd\u003e8.9 \/ 6.2 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-483\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.75 ct (6.0 mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 7.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-484\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.0 ct (6.5 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-485\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.25 ct (6.75 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.5 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-486\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.5 ct (7.00 mm)\u003c\/td\u003e\n\u003ctd\u003e10.3 \/ 7.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-487\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.75 ct (7.50 mm)\u003c\/td\u003e\n\u003ctd\u003e10.6 \/ 8.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-488\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2.0 ct (8.0 mm)\u003c\/td\u003e\n\u003ctd\u003e11.3 \/ 8.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-489\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2.5 ct (8.5 mm)\u003c\/td\u003e\n\u003ctd\u003e11.7 \/ 9.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-489.5\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e3.0 ct (9.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.3 \/ 9.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-490\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e3.5 ct (10.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.7 \/ 10.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-491\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 ct (11.5 mm)\u003c\/td\u003e\n\u003ctd\u003e12.6 \/ 11.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-492\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 ct (13.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.8 \/ 11.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-480\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.25 ct (4 mm)\u003c\/td\u003e\n\u003ctd\u003e5.9 \/ 5.0 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-481\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.33 ct (4.5 mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.1 \/ 2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-482\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.50 ct (5.0 mm)\u003c\/td\u003e\n\u003ctd\u003e8.9 \/ 6.2 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-483\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.75 ct (6.0 mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 7.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-484\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.0 ct (6.5 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-485\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.25 ct (6.75 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.5 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-486\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.5 ct (7.00 mm)\u003c\/td\u003e\n\u003ctd\u003e10.3 \/ 7.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-487\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.75 ct (7.50 mm)\u003c\/td\u003e\n\u003ctd\u003e10.6 \/ 8.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-488\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e2.0 ct (8.0 mm)\u003c\/td\u003e\n\u003ctd\u003e11.3 \/ 8.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-489\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e2.5 ct (8.5 mm)\u003c\/td\u003e\n\u003ctd\u003e11.7 \/ 9.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-489.5\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e3.0 ct (9.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.3 \/ 9.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-490\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e3.5 ct (10.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.7 \/ 10.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-491\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e4.0 ct (11.5 mm)\u003c\/td\u003e\n\u003ctd\u003e12.6 \/ 11.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-492\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e5.0 ct (13.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.8 \/ 11.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-480\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.25 ct (4 mm)\u003c\/td\u003e\n\u003ctd\u003e5.9 \/ 5.0 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-481\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.33 ct (4.5 mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.1 \/ 2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-482\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.50 ct (5.0 mm)\u003c\/td\u003e\n\u003ctd\u003e8.9 \/ 6.2 \/ 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-483\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.75 ct (6.0 mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 7.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-484\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.0 ct (6.5 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-485\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.25 ct (6.75 mm)\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 7.5 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-486\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.5 ct (7.00 mm)\u003c\/td\u003e\n\u003ctd\u003e10.3 \/ 7.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-487\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.75 ct (7.50 mm)\u003c\/td\u003e\n\u003ctd\u003e10.6 \/ 8.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-488\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e2.0 ct (8.0 mm)\u003c\/td\u003e\n\u003ctd\u003e11.3 \/ 8.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-489\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e2.5 ct (8.5 mm)\u003c\/td\u003e\n\u003ctd\u003e11.7 \/ 9.0 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-489.5\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e3.0 ct (9.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.3 \/ 9.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-490\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e3.5 ct (10.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.7 \/ 10.1 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-491\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e4.0 ct (11.5 mm)\u003c\/td\u003e\n\u003ctd\u003e12.6 \/ 11.4 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-492\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e5.0 ct (13.0 mm)\u003c\/td\u003e\n\u003ctd\u003e12.8 \/ 11.6 \/ 2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eSetting dimensions are given as height, top width, and bottom width, and they hold the same values for a given stone size in every metal.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"14K Yellow \/ .25ct (4mm)","offer_id":47551427543254,"sku":"10-480","price":71.25,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ .50ct (5.0mm)","offer_id":47807302238422,"sku":"10-482","price":116.69,"currency_code":"USD","in_stock":false},{"title":"14K Yellow \/ .33ct (4.5mm)","offer_id":47807302271190,"sku":"10-481","price":83.37,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ .75ct (6.0mm)","offer_id":47807302303958,"sku":"10-483","price":134.87,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 1.0ct (6.5mm)","offer_id":47807302336726,"sku":"10-484","price":137.9,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 1.25ct (6.75mm)","offer_id":47807302369494,"sku":"10-485","price":183.61,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 1.5ct (7.00mm)","offer_id":47807302402262,"sku":"10-486","price":207.85,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 1.75ct (7.50mm)","offer_id":47807302435030,"sku":"10-487","price":235.11,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 2.0ct (8.0mm)","offer_id":47807302467798,"sku":"10-488","price":256.32,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 3.0ct (9.0mm)","offer_id":47807302500566,"sku":"10-489.5","price":244.67,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 3.5ct (10.0mm)","offer_id":47807302533334,"sku":"10-490","price":290.11,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 4.0ct (11.5mm)","offer_id":47807302566102,"sku":"10-491","price":387.05,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 5.0ct (13.0mm)","offer_id":47807302598870,"sku":"10-492","price":448.55,"currency_code":"USD","in_stock":true},{"title":"14K White \/ .25ct (4mm)","offer_id":47807302631638,"sku":"11-480","price":62.17,"currency_code":"USD","in_stock":true},{"title":"14K White \/ .33ct (4.5mm)","offer_id":47807302664406,"sku":"11-481","price":77.31,"currency_code":"USD","in_stock":true},{"title":"14K White \/ .50ct (5.0mm)","offer_id":47807302697174,"sku":"11-482","price":104.58,"currency_code":"USD","in_stock":true},{"title":"14K White \/ .75ct (6.0mm)","offer_id":47807302729942,"sku":"11-483","price":128.05,"currency_code":"USD","in_stock":true},{"title":"14K White \/ 1.0ct 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