{"product_id":"ametrine-h-cu-18mm-25-03cts-single","title":"25.03Ct Natural Untreated Ametrine Loose Gemstone – Concave Cut Square Cushion 18mm Bi-Color Quartz Gem","description":"\u003cp\u003eThis extraordinary natural ametrine showcases a mesmerizing fusion of golden citrine and royal amethyst tones in a beautifully proportioned square cushion cut. Measuring an impressive 18mm and weighing 25.03 carats, this loose gemstone commands attention with its striking size, exceptional clarity, and captivating color zoning unique to fine ametrine. The precision concave cutting creates dramatic depth and brilliance, allowing light to dance through the gem with an almost liquid glow from every angle. Untreated and earth-mined, this gemstone celebrates the raw artistry of nature with no enhancements masking its beauty.\u003c\/p\u003e\n\u003cp\u003eRarely found in such a large and clean size, this ametrine is a true collector’s piece with endless design potential. Its bold dimensions make it ideal for a statement ring, heirloom pendant, or one-of-a-kind couture jewelry creation. The combination of warm and cool tones gives the stone remarkable versatility, pairing beautifully with yellow, white, or rose gold settings. For those seeking an investment-worthy gemstone with both individuality and dramatic visual impact, this concave-cut ametrine delivers a balance of rarity, craftsmanship, and unmistakable presence.\u003cbr\u003e\u003c\/p\u003e","brand":"NNJ Designs","offers":[{"title":"Default Title","offer_id":45817240289478,"sku":"18567","price":1171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0052\/0601\/6071\/files\/67ede178-3e14-45c1-9ac8-5c714a319731.jpg?v=1777988522","url":"https:\/\/nnjdesigns.com\/products\/ametrine-h-cu-18mm-25-03cts-single","provider":"NNJ Designs","version":"1.0","type":"link"}