{"product_id":"portuguese-cut-cushion-diamond-161-facets-igi-certified","title":"Portuguese Cut Cushion Diamond 161 Facets | IGI Certified Lab-Grown Diamond","description":"\u003cstyle\u003e\n\/* =========================================================\n   AG \u0026 CO JEWELLERY — PREMIUM PRODUCT DESCRIPTION\n   Scoped to this product description only\n========================================================= *\/\n\n.agco-luxury-product,\n.agco-luxury-product * {\n  box-sizing:border-box;\n}\n\n.agco-luxury-product {\n\n  --agco-ink:#1f1f1f;\n  --agco-body:#3b3b3b;\n  --agco-muted:#77736e;\n  --agco-line:#e7e3de;\n  --agco-soft:#f8f7f5;\n\n  width:100%;\n  max-width:860px;\n  margin:0 auto;\n  padding:58px 32px 86px;\n\n  color:var(--agco-body)!important;\n\n  font-family:\n  var(--font-body-family),\n  \"Helvetica Neue\",\n  Helvetica,\n  Arial,\n  sans-serif!important;\n\n  font-size:16px!important;\n  font-weight:300!important;\n  line-height:1.9!important;\n}\n\n\n.agco-luxury-product h1,\n.agco-luxury-product h2,\n.agco-luxury-product h3 {\n\n  color:var(--agco-ink)!important;\n\n  font-family:\n  var(--font-heading-family),\n  \"Cormorant Garamond\",\n  Georgia,\n  serif!important;\n\n}\n\n\n.agco-luxury-product h1 {\n\n  max-width:690px;\n  margin:0 auto 22px!important;\n\n  font-size:clamp(24px,2.4vw,32px)!important;\n  font-weight:400!important;\n\n  line-height:1.25!important;\n\n  letter-spacing:.045em!important;\n\n  text-align:center!important;\n\n}\n\n\n.agco-luxury-product h2 {\n\n  font-size:22px!important;\n\n  line-height:1.3!important;\n\n  margin-bottom:18px!important;\n\n}\n\n\n.agco-luxury-product h3 {\n\n  font-size:20px!important;\n\n  font-weight:500!important;\n\n  margin-bottom:18px!important;\n\n}\n\n\n.agco-luxury-product p {\n\n  font-size:14px!important;\n\n  line-height:1.9!important;\n\n  margin-bottom:20px!important;\n\n}\n\n\n.agco-luxury-product__header {\n\n  max-width:760px;\n  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border-bottom:1px solid var(--agco-line);\n\n}\n\n\n.agco-luxury-product__spec-label {\n\n  color:#8b8782!important;\n\n  font-size:10px!important;\n\n  font-weight:500!important;\n\n  letter-spacing:.18em!important;\n\n  text-transform:uppercase!important;\n\n}\n\n\n.agco-luxury-product__spec-value {\n\n  color:#1f1f1f!important;\n\n  font-size:15px!important;\n\n  font-weight:400!important;\n\n  text-align:right;\n\n}\n\n\n.agco-luxury-product__note {\n\n  margin-top:38px;\n\n  padding:28px 32px;\n\n  border:1px solid var(--agco-line);\n\n  background:var(--agco-soft);\n\n}\n\n\n.agco-luxury-product__note-title {\n\n  display:block;\n\n  margin-bottom:10px;\n\n  color:var(--agco-ink)!important;\n\n  font-size:11px!important;\n\n  font-weight:500!important;\n\n  letter-spacing:.18em!important;\n\n  text-transform:uppercase!important;\n\n}\n\n\n.agco-luxury-product__cta {\n\n  margin-top:46px;\n\n  text-align:center;\n\n}\n\n\n.agco-luxury-product__button {\n\n  display:inline-flex!important;\n\n  align-items:center;\n\n  justify-content:center;\n\n  min-width:230px;\n\n  min-height:54px;\n\n  padding:16px 30px!important;\n\n  background:#1f1f1f!important;\n\n  color:#fff!important;\n\n  font-size:11px!important;\n\n  font-weight:500!important;\n\n  letter-spacing:.18em!important;\n\n  text-decoration:none!important;\n\n  text-transform:uppercase!important;\n\n}\n\n\n@media screen and (max-width:749px){\n\n.agco-luxury-product {\n\npadding:38px 20px 62px;\n\n}\n\n.agco-luxury-product__spec-row {\n\ngrid-template-columns:1fr;\n\n}\n\n.agco-luxury-product__spec-value {\n\ntext-align:left;\n\n}\n\n}\n\n\u003c\/style\u003e\n\n\n\u003cdiv class=\"agco-luxury-product\"\u003e\n\n\n\u003cheader class=\"agco-luxury-product__header\"\u003e\n\n\n\u003cspan class=\"agco-luxury-product__eyebrow\"\u003e\nPortuguese Cut Cushion Diamond Collection\n\u003c\/span\u003e\n\n\n\u003ch1\u003e\nPortuguese Cut Cushion Diamond — Rare Brilliance and Modern Luxury\n\u003c\/h1\u003e\n\n\n\u003cp class=\"agco-luxury-product__lead\"\u003e\n\nA breathtaking fusion of romantic cushion proportions and advanced Portuguese faceting, featuring an extraordinary 161-facet design created to deliver exceptional fire, depth and multidimensional sparkle.\n\n\u003c\/p\u003e\n\n\n\u003c\/header\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__content\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nPortuguese Cushion Diamond — Exceptional Faceting with Timeless Elegance\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nThis Portuguese Cut Cushion Lab-Grown Diamond represents a rare expression of modern diamond craftsmanship. Combining the soft, romantic silhouette of a cushion cut with an intricate 161-facet Portuguese-inspired pattern, this diamond creates an extraordinary display of light and movement.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nTraditional cushion diamonds are admired for their graceful rounded corners and vintage-inspired appeal. The Portuguese cut elevates this classic shape through additional facet complexity, producing a richer pattern of reflections and enhanced visual depth.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nDesigned for those who want a diamond that feels distinctive rather than conventional, this speciality cushion cut offers the perfect balance between timeless elegance and contemporary innovation.\n\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nDiamond Specifications\n\u003c\/h2\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__specifications\"\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nDiamond Type\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\nLab-Grown Diamond\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nDiamond Shape\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\nCushion Portuguese Cut\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nFacet Count\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\n161 Facets — Portuguese Brilliant Style\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nCertification\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\nIGI Certified\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nAvailability\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\nIn Stock \u0026amp; Ready to Ship\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__spec-row\"\u003e\n\n\u003cp class=\"agco-luxury-product__spec-label\"\u003e\nIdeal For\n\u003c\/p\u003e\n\n\u003cp class=\"agco-luxury-product__spec-value\"\u003e\nLuxury Engagement Rings \u0026amp; Bespoke Jewellery\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nUltra-Rare 161 Facets for Maximum Sparkle\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nThe defining feature of this Portuguese Cushion Diamond is its exceptional 161-facet structure. Compared with traditional cushion cuts that commonly feature fewer facets, this advanced design creates a more intricate pathway for light to travel through the diamond.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nThe result is a refined display of brilliance, fire and scintillation that changes beautifully as the diamond moves. Each angle reveals new reflections, creating a lively and captivating appearance.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nFor buyers searching for a lab-grown diamond with a premium visual experience, Portuguese faceting provides a rare combination of craftsmanship, innovation and luxury appeal.\n\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nIGI Certified Lab-Grown Diamond Quality\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nThis Portuguese Cut Cushion Diamond is IGI certified, providing independent verification of its characteristics including carat weight, colour, clarity and diamond identity.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nLab-grown diamonds possess the same crystal structure, hardness and optical properties as mined diamonds. They offer a modern alternative for couples seeking exceptional beauty, responsible sourcing and outstanding value.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nWith certified quality and distinctive Portuguese faceting, this diamond is ideal for engagement rings, fine jewellery designs and custom creations.\n\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nA Cushion Shape with a Portuguese Twist\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nThe cushion diamond has remained one of the most beloved engagement ring shapes due to its soft corners, romantic proportions and timeless character.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nPortuguese faceting transforms this familiar silhouette into something far more distinctive. The combination creates a diamond that feels both classic and contemporary — elegant enough for a traditional engagement ring while unique enough for a modern luxury design.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nIts balanced cushion outline makes it suitable for solitaire settings, halo designs, three-stone rings and statement jewellery pieces.\n\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nDesigned for Bespoke Engagement Rings\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nA Portuguese Cut Cushion Diamond deserves a setting created around its individual character. Whether styled in platinum, white gold, yellow gold or rose gold, this diamond provides an exceptional foundation for a personalised engagement ring.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nPopular design directions include:\u003c\/p\u003e\n\n\n\u003cp\u003e\n\u003cstrong\u003eLuxury Solitaire:\u003c\/strong\u003e Allows the intricate Portuguese faceting to remain the centre of attention.\u003c\/p\u003e\n\n\n\u003cp\u003e\n\u003cstrong\u003eHidden Halo:\u003c\/strong\u003e Adds subtle brilliance while maintaining a refined silhouette.\u003c\/p\u003e\n\n\n\u003cp\u003e\n\u003cstrong\u003eThree-Stone Designs:\u003c\/strong\u003e Creates a sophisticated composition with complementary diamonds.\u003c\/p\u003e\n\n\n\u003cp\u003e\n\u003cstrong\u003eBespoke CAD Designs:\u003c\/strong\u003e Allows every detail of the setting to be developed specifically around this unique centre stone.\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003chr class=\"agco-luxury-product__divider\"\u003e\n\n\n\u003csection\u003e\n\n\n\u003ch2\u003e\nDiamond Concierge \u0026amp; Custom Design\n\u003c\/h2\u003e\n\n\n\u003cp\u003e\nOur Diamond Concierge service helps you transform exceptional diamonds into personalised jewellery pieces. From selecting the perfect setting to reviewing custom CAD designs, our team guides you through every stage of the creation process.\n\u003c\/p\u003e\n\n\n\u003cp\u003e\nWhether you envision a modern statement ring or a timeless engagement design, this Portuguese Cushion Diamond provides a rare foundation for a piece created exclusively for you.\n\u003c\/p\u003e\n\n\n\u003c\/section\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__note\"\u003e\n\n\n\u003cspan class=\"agco-luxury-product__note-title\"\u003e\nPlease Note\n\u003c\/span\u003e\n\n\n\u003cp\u003e\nSpeciality-cut diamonds can display unique optical characteristics based on their individual proportions and facet arrangement. Each diamond should be evaluated by its own beauty, symmetry and visual performance.\n\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"agco-luxury-product__cta\"\u003e\n\n\n\u003ca class=\"agco-luxury-product__button\" href=\"https:\/\/agcojewellery.com\/pages\/contact-us\"\u003e\n\nEnquire About This Diamond\n\n\u003c\/a\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c!-- SEO CONTENT BELOW --\u003e\n\n\n\u003ch3\u003e\nPortuguese Cut Cushion Diamond Australia\n\u003c\/h3\u003e\n\n\n\u003cp\u003e\nDiscover Portuguese Cut Cushion Diamonds featuring intricate 161-facet designs, IGI certification and exceptional brilliance. A rare lab-grown diamond choice for bespoke luxury engagement rings in Australia.\n\u003c\/p\u003e\n\n\n\u003ch3\u003e\n161 Facet Portuguese Cushion Diamond\n\u003c\/h3\u003e\n\n\n\u003cp\u003e\nThe Portuguese Cushion Diamond features an advanced 161-facet structure designed to enhance fire, depth and scintillation beyond traditional cushion diamond styles.\n\u003c\/p\u003e\n\n\n\u003ch3\u003e\nLab-Grown Portuguese Cushion Engagement Rings\n\u003c\/h3\u003e\n\n\n\u003cp\u003e\nCreate a unique engagement ring featuring a certified Portuguese Cut Cushion Diamond with AG \u0026amp; CO Jewellery's bespoke design service, CAD previews and personalised diamond guidance.\n\u003c\/p\u003e","brand":"AG \u0026 CO Jewellery","offers":[{"title":"Default Title","offer_id":44257524842630,"sku":null,"price":6598.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0022\/2776\/5312\/files\/Portuguese-Cut-Cushion-Diamond-161-Facets-_-IGI-Certified-Lab-Grown-Diamond-236288630.png?v=1786981438","url":"https:\/\/agcojewellery.com\/products\/portuguese-cut-cushion-diamond-161-facets-igi-certified","provider":"AG \u0026 CO Jewellery","version":"1.0","type":"link"}