{"product_id":"constancia-two-row-lab-grown-diamond-tennis-necklace-ns-0065","title":"The Constancia Diamond Tennis Necklace","description":"\u003cp\u003eTwo rows of round diamonds around the neck — over five hundred stones, more than forty carats, a wide and continuous band of light. The Constancia is the most substantial necklace in the collection, built to be seen.\u003c\/p\u003e\u003ch3\u003eThe Piece\u003c\/h3\u003e\u003cp\u003eTwo parallel rows of round lab-grown diamonds run the length of the necklace, shared prongs carrying both rows in one flexible line. At roughly 4 mm wide it reads as a solid ribbon of diamond rather than a fine thread — a true statement piece that sits close and bright at the throat.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eTwo-row diamond tennis necklace\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003ctd\u003e14k gold (yellow, white, or rose)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 28.80 g (14k)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond origin\u003c\/td\u003e\n\u003ctd\u003eLab-grown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond color\u003c\/td\u003e\n\u003ctd\u003eE\/F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond clarity\u003c\/td\u003e\n\u003ctd\u003eVS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond shape\u003c\/td\u003e\n\u003ctd\u003eRound brilliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRows\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond quantity\u003c\/td\u003e\n\u003ctd\u003eApprox. 514\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal diamond weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 41.12 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond size\u003c\/td\u003e\n\u003ctd\u003eApprox. 2.70 mm each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetting\u003c\/td\u003e\n\u003ctd\u003eShared-prong, two-row tennis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eThe Diamonds\u003c\/h3\u003e\u003cp\u003eAround five hundred and fourteen round brilliant lab-grown diamonds, each about 2.70 millimetres, set in two rows for approximately 41.12 carats in total, all selected in E\/F color and VS clarity — near-colorless and eye-clean. The exact count varies slightly with the length chosen.\u003cbr\u003eRead more: \u003ca href=\"https:\/\/alvafinejewelry.com\/blogs\/journal\/lab-grown-and-mined-diamonds-the-material-difference\"\u003eLab-Grown and Mined Diamonds: The Material Difference\u003c\/a\u003e\u003c\/p\u003e\u003ch3\u003eThe Gold\u003c\/h3\u003e\u003cp\u003eThe necklace is made in 14k gold, with an approximate gold weight of 28.80 grams — the structure needed to carry two rows of diamond in one flexible line.\u003cbr\u003eRead more: \u003ca href=\"https:\/\/alvafinejewelry.com\/blogs\/journal\/gold-explained-why-alva-works-in-14k\"\u003eGold, Explained: Why Alva Works in 14k\u003c\/a\u003e\u003c\/p\u003e\u003ch3\u003eDimensions\u003c\/h3\u003e\u003cp\u003eAvailable in two lengths: 15 inches plus a 1-inch extension, or 16 inches plus a 1-inch extension · Width: approx. 4.00 mm at the diamond line. Stone count and total carat vary slightly with the length chosen. Figures shown are approximate.\u003c\/p\u003e\u003ch3\u003eWhy This Piece\u003c\/h3\u003e\u003cp\u003eA single-row tennis necklace is fine and everyday. Doubling the row turns the same idea into a statement — twice the light across the collarbone, in a ribbon of diamond made for the occasions that ask for it.\u003c\/p\u003e\u003ch3\u003eDesigned to Be Lived In\u003c\/h3\u003e\u003cp\u003eEvery Alva piece is made by hand in 14k gold and lab-grown diamonds, and made to order after you place it. It is measured by the years of wear ahead of it, not the moment it was bought.\u003c\/p\u003e","brand":"ALVA","offers":[{"title":"Yellow \/ 15\" + 1\" extension","offer_id":44415910379607,"sku":"NS-0065-YG-15","price":33700.0,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ 16\" + 1\" extension","offer_id":44415910412375,"sku":"NS-0065-YG-16","price":33700.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 15\" + 1\" extension","offer_id":44415910445143,"sku":"NS-0065-WG-15","price":33700.0,"currency_code":"USD","in_stock":true},{"title":"White \/ 16\" + 1\" extension","offer_id":44415910477911,"sku":"NS-0065-WG-16","price":33700.0,"currency_code":"USD","in_stock":true},{"title":"Rose \/ 15\" + 1\" extension","offer_id":44415910510679,"sku":"NS-0065-RG-15","price":33700.0,"currency_code":"USD","in_stock":true},{"title":"Rose \/ 16\" + 1\" extension","offer_id":44415910543447,"sku":"NS-0065-RG-16","price":33700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/0001\/2887\/files\/01_f90dd3f9-7994-4d33-87e1-57604ec24906.jpg?v=1791283759","url":"https:\/\/alvafinejewelry.com\/products\/constancia-two-row-lab-grown-diamond-tennis-necklace-ns-0065","provider":"ALVA","version":"1.0","type":"link"}