{"id":383289,"date":"2026-10-12T21:51:16","date_gmt":"2026-10-12T21:51:16","guid":{"rendered":"https:\/\/veritas.art\/lot\/an-opal-and-diamond-ring-1202313541\/"},"modified":"2026-10-12T21:51:16","modified_gmt":"2026-10-12T21:51:16","slug":"an-opal-and-diamond-ring-1202313541","status":"publish","type":"lot","link":"https:\/\/veritas.art\/en\/lot\/an-opal-and-diamond-ring-1202313541\/","title":{"rendered":"[Auction 164] Lot 720 &#8211; An opal and diamond ring"},"content":{"rendered":"Gold\r\r\nSet with an opal and 20 brilliant-cut diamonds with an approximate weight of 1.50 ct.\r\r\n20th century (mid)\r\r\nUnmarked, bearing only the goldsmith&#8217;s mark of Ra\u00fal Ferreira &#038; M\u00e1rio (reg. 1943)","protected":false},"featured_media":0,"template":"","categories":[39],"class_list":["post-383289","lot","type-lot","status-publish","hentry","category-joias"],"acf":{"auction_number":"164","number":"720","ref":"720","letter":"0","hammer_value":"0","show_hammer_value":true,"estimation_min":"1400","estimation_max":"2000","price_on_request":false,"author":false,"auction":{"ID":380812,"post_author":"5529","post_date":"2026-07-28 16:25:11","post_date_gmt":"2026-07-28 16:25:11","post_content":"","post_title":"164 - Antiques & Works of Art, Silver & Jewellery","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"164-antiques-works-of-art-silver-jewellery","to_ping":"","pinged":"","post_modified":"2026-10-13 11:29:23","post_modified_gmt":"2026-10-13 11:29:23","post_content_filtered":"","post_parent":0,"guid":"https:\/\/veritas.art\/?post_type=auction&#038;p=380812","menu_order":0,"post_type":"auction","post_mime_type":"","comment_count":"0","filter":"raw"},"name":"An opal and diamond ring","dimensions":"Med.: 5 (EU)<br>6,3 g","description":"Gold<br \/>\r<br \/>\r\nSet with an opal and 20 brilliant-cut diamonds with an approximate weight of 1.50 ct.<br \/>\r<br \/>\r\n20th century (mid)<br \/>\r<br \/>\r\nUnmarked, bearing only the goldsmith's mark of Ra\u00fal Ferreira & M\u00e1rio (reg. 1943)","additional_info":[{"title":"Additional Information","text":"Literature:<br \/>\r\nVIDAL, Manuel Gon\u00e7alves; ALMEIDA, Fernando Moitinho de - \"Marcas de Contrastes e Ourives Portugueses (s\u00e9culo XV a 1887)\". Lisbon: IN-CM, 1996, no. 758<br \/>\r\n<br \/>\r\n"}],"tags":"Jewellery"},"_links":{"self":[{"href":"https:\/\/veritas.art\/en\/wp-json\/wp\/v2\/lot\/383289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/veritas.art\/en\/wp-json\/wp\/v2\/lot"}],"about":[{"href":"https:\/\/veritas.art\/en\/wp-json\/wp\/v2\/types\/lot"}],"wp:attachment":[{"href":"https:\/\/veritas.art\/en\/wp-json\/wp\/v2\/media?parent=383289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/veritas.art\/en\/wp-json\/wp\/v2\/categories?post=383289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}