{"id":957489,"date":"2024-09-24T16:14:55","date_gmt":"2024-09-24T15:14:55","guid":{"rendered":"https:\/\/www.antiquejewellerycompany.com\/us\/?post_type=product&#038;p=957489"},"modified":"2025-10-27T16:05:22","modified_gmt":"2025-10-27T16:05:22","slug":"early-20th-century-18ct-gold-platinum-square-ring-set-with-a-sapphire-diamonds","status":"publish","type":"product","link":"https:\/\/www.antiquejewellerycompany.com\/us\/shop\/early-20th-century-18ct-gold-platinum-square-ring-set-with-a-sapphire-diamonds\/","title":{"rendered":"Early 20th Century 18ct Gold &#038; Platinum, Square Ring set with a Sapphire &#038; Diamonds"},"content":{"rendered":"<p>A good\u00a0<span class=\"glossary-tooltip glossary-term-373185\" tabindex=\"0\"><span class=\"glossary-link\"><span class=\"glossary-underline\">18ct<\/span><\/span><\/span>\u00a0gold\u00a0<span class=\"glossary-tooltip glossary-term-376521\" tabindex=\"0\"><span class=\"glossary-link\"><span class=\"glossary-underline\">Art Deco<\/span><\/span><\/span> ring that was made circa 1920-1930. It has been rub over set with a lovely Royal blue <span class=\"glossary-tooltip glossary-term-372816\" tabindex=\"0\"><span class=\"glossary-link\"><span class=\"glossary-underline\">sapphire. <\/span><\/span><\/span>It is surrounded by twelve rub over and claw set bright white well matched diamonds. The top is <span class=\"glossary-tooltip glossary-term-368310\" tabindex=\"0\"><span class=\"glossary-link\"><span class=\"glossary-underline\">platinum<\/span><\/span><\/span>\u00a0with millgrain work around the sapphire. This was done by using a knurling tool to achieve the bead effect.<\/p>\n<p>It would be a pretty engagement ring.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A good\u00a018ct\u00a0gold\u00a0Art Deco ring that was made circa 1920-1930. It has been rub over set with a lovely Royal blue sapphire. It is surrounded by twelve rub over and claw set bright white well matched diamonds. The top is platinum\u00a0with millgrain work around the sapphire. This was done by using a knurling tool to achieve [&hellip;]<\/p>\n","protected":false},"featured_media":1000000958438,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[],"product_tag":[],"class_list":{"1":"product","6":"type-vintage-engagement-rings","7":"type-vintage-rings","8":"period-art-deco","9":"material-diamond","10":"material-gold","11":"material-metals","12":"material-platinum","13":"material-precious-stones","14":"material-sapphire","15":"collection-christmas-gifts","16":"collection-gifts-under-3000","17":"ring-styles-geometric","18":"ring-central-stone-sapphire","19":"gold-carat-18-carat-gold","21":"first","22":"instock","23":"taxable","24":"shipping-taxable","25":"purchasable","26":"product-type-simple"},"acf":[],"yoast_head":"<title>Early 20th Century 18ct Gold &amp; Platinum, Square Ring set with a Sapphire &amp; Diamonds (234X) | The Antique Jewellery Company<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.antiquejewellerycompany.com\/us\/shop\/early-20th-century-18ct-gold-platinum-square-ring-set-with-a-sapphire-diamonds\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Early 20th Century 18ct Gold &amp; Platinum, Square Ring set with a Sapphire &amp; Diamonds\" \/>\n<meta property=\"og:description\" content=\"A good\u00a018ct\u00a0gold\u00a0Art Deco ring that was made circa 1920-1930. 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