{"product_id":"diamond-riviere","title":"Diamond Rivière","description":"\u003cp\u003eA stunning platinum diamond rivière necklace, crafted circa 1990 and set with a beautifully graduated line of brilliant-cut diamonds. The central diamond weighs 1.18 carats, with a total diamond weight of approximately 12.18 carats. The diamonds are well matched, graded G–H colour and VS2–SI1 clarity, creating exceptional brilliance and sparkle. This is an outstanding piece. \u003c\/p\u003e\n\u003cp\u003eThe necklace measures 43.5cm in length. \u003c\/p\u003e","brand":"Charlotte Sayers","offers":[{"title":"Default Title","offer_id":48930540191844,"sku":"CB530","price":4365000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/0183\/7668\/files\/WhatsAppImage2026-07-28at16.40.01.jpg?v=1785920869","url":"https:\/\/charlottesayers.com\/en-jp\/products\/diamond-riviere","provider":"Charlotte Sayers","version":"1.0","type":"link"}