{"product_id":"round-heavy-flat-base-4-prong-cast-setting-25ct-3ct-gold-platinum","title":"Gold \u0026 Platinum Round Heavy Flat Base 4-Prong Cast Setting","description":"\u003cp\u003eA heavy flat base gives a four-prong head a broad, stable seat to solder down and a thicker wall of metal to hold prong geometry through setting and finishing. These round cast settings come in 14K yellow gold, 14K white gold, and platinum, each one cast by Victor-Joseph (Joseph VRT), a worldwide leader in quality precious metal findings, in the USA from 100% recycled gold and platinum.\u003c\/p\u003e\u003cp\u003eEleven stone sizes run from .25ct (4.0mm) to 3.0ct (9.0mm), giving a consistent foundation for solitaire and prong-set round brilliant work. Settings are sold by the piece, so only the sizes in hand need to be stocked.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHeavy flat base construction for added durability and stability\u003c\/li\u003e\n\u003cli\u003eClassic 4-prong design suited for round brilliant stones\u003c\/li\u003e\n\u003cli\u003eAvailable in 14K yellow gold, 14K white gold, and platinum\u003c\/li\u003e\n\u003cli\u003eMade in the USA using 100% recycled gold and platinum\u003c\/li\u003e\n\u003cli\u003eCast by Victor-Joseph (Joseph VRT)\u003c\/li\u003e\n\u003cli\u003eCovers 11 round stone sizes from .25ct (4.0mm) to 3.0ct (9.0mm)\u003c\/li\u003e\n\u003cli\u003eSold individually, so only the needed sizes are ordered\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\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\u003eSetting Size, H \/ Top \/ Bottom (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-90\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.25ct (4.0mm)\u003c\/td\u003e\n\u003ctd\u003e6.3 \/ 5.0 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-91\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.38ct (4.5mm)\u003c\/td\u003e\n\u003ctd\u003e6.6 \/ 5.2 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-92\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.50ct (5.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.9 \/ 3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-93\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.62ct (5.5mm)\u003c\/td\u003e\n\u003ctd\u003e7.1 \/ 6.1 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-94\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e.75ct (6.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.8 \/ 6.7 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-95\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.0ct (6.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 7.2 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-96\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.25ct (7.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.7 \/ 7.2 \/ 4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-97\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e1.5ct (7.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.5 \/ 8.0 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-98\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e2.0ct (8.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 8.4 \/ 5.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-99\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e2.5ct (8.5mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 8.8 \/ 5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1B-100\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e3.0ct (9.0mm)\u003c\/td\u003e\n\u003ctd\u003e9.5 \/ 9.0 \/ 5.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-90\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.25ct (4.0mm)\u003c\/td\u003e\n\u003ctd\u003e6.3 \/ 5.0 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-91\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.38ct (4.5mm)\u003c\/td\u003e\n\u003ctd\u003e6.6 \/ 5.2 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-92\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.50ct (5.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.9 \/ 3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-93\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.62ct (5.5mm)\u003c\/td\u003e\n\u003ctd\u003e7.1 \/ 6.1 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-94\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e.75ct (6.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.8 \/ 6.7 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-95\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.0ct (6.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 7.2 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-96\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.25ct (7.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.7 \/ 7.2 \/ 4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-97\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e1.5ct (7.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.5 \/ 8.0 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-98\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2.0ct (8.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 8.4 \/ 5.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-99\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2.5ct (8.5mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 8.8 \/ 5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10-100\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e3.0ct (9.0mm)\u003c\/td\u003e\n\u003ctd\u003e9.5 \/ 9.0 \/ 5.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-90\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.25ct (4.0mm)\u003c\/td\u003e\n\u003ctd\u003e6.3 \/ 5.0 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-91\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.38ct (4.5mm)\u003c\/td\u003e\n\u003ctd\u003e6.6 \/ 5.2 \/ 3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-92\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.50ct (5.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 5.9 \/ 3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-93\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.62ct (5.5mm)\u003c\/td\u003e\n\u003ctd\u003e7.1 \/ 6.1 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-94\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e.75ct (6.0mm)\u003c\/td\u003e\n\u003ctd\u003e7.8 \/ 6.7 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-95\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.0ct (6.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 7.2 \/ 3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-96\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.25ct (7.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.7 \/ 7.2 \/ 4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-97\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e1.5ct (7.5mm)\u003c\/td\u003e\n\u003ctd\u003e8.5 \/ 8.0 \/ 4.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-98\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e2.0ct (8.0mm)\u003c\/td\u003e\n\u003ctd\u003e8.4 \/ 8.4 \/ 5.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-99\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e2.5ct (8.5mm)\u003c\/td\u003e\n\u003ctd\u003e9.2 \/ 8.8 \/ 5.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11-100\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e3.0ct (9.0mm)\u003c\/td\u003e\n\u003ctd\u003e9.5 \/ 9.0 \/ 5.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe part number prefix carries the metal: 10 is 14K yellow gold, 11 is 14K white gold, and 1B is platinum. All eleven stone sizes are stocked in each of the three metals.\u003c\/li\u003e\n\u003cli\u003eSetting sizes are the height, top width, and bottom width of the setting itself, taken from the product data, not the stone measurements.\u003c\/li\u003e\n\u003cli\u003eEach order line is one cast setting in the selected metal and stone size.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"14K Yellow \/ .38ct (4.5mm)","offer_id":47807051923670,"sku":"10-91","price":100.22,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ .50ct (5.0mm)","offer_id":47807051956438,"sku":"10-92","price":127.57,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ .75ct (6.0mm)","offer_id":47807051989206,"sku":"10-94","price":162.88,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 1.0ct (6.5mm)","offer_id":47807052021974,"sku":"10-95","price":178.02,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 2.5ct 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(9.0mm)","offer_id":47807052415190,"sku":"1B-100","price":268.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/14ky-14kw-18ky-18kw-and-platinum-round-heavy-flat-base-4-prong-cast-otto-frei.jpg?v=1719959137","url":"https:\/\/www.ottofrei.com\/ja\/products\/round-heavy-flat-base-4-prong-cast-setting-25ct-3ct-gold-platinum","provider":"Otto Frei","version":"1.0","type":"link"}