{"product_id":"18k-gold-tourmaline-and-diamond-ring-by-uwe-koetter-circa-1991","title":"18K gold, green tourmaline and diamond ring by Uwe Koetter, circa 1990","description":"\u003cp\u003e18K gold  Natural Green Tourmaline and diamond ring by Uwe Koetter, circa 1990.\u003c\/p\u003e\n\u003cp\u003eWearable artistry at its finest, this magnificent ring was designed by Uwe Koetter - a master jewellery designer in Cape Town (to this day). Two pear-shaped bezel-set green tourmalines are nestled in perfectly diagonal positions in yellow gold, while claw-set sparkly round brilliant cut diamonds are also diagonally-set in S-shaped designs in white gold that shows off their ice-white colours marvellously. A finely polished 18K yellow gold band has a gently curving square bottom to finish off this miniature artwork.\u003cbr\u003eWeight: 10,5 grams\u003cbr\u003eTourmalines: 1.46cts in total\u003cbr\u003eDiamonds: 0.20cts in total (D-F) (VS-SI)\u003cbr\u003eDimensions: 21,3mm x 9,7mm - length by width of the top of the ring\u003cbr\u003eAge: Circa 1990\u003cbr\u003ePeriod: Vintage\u003cbr\u003eCurrent ring size: M\u003cbr\u003eCondition: Excellent\u003c\/p\u003e","brand":"Tyrone Sarkis Jewellery","offers":[{"title":"Default Title","offer_id":67691288068190,"sku":null,"price":35000.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1823\/7343\/files\/WhatsAppImage2026-10-08at18.38.59.jpg?v=1791478082","url":"https:\/\/tyronesarkis.com\/products\/18k-gold-tourmaline-and-diamond-ring-by-uwe-koetter-circa-1991","provider":"Tyrone Sarkis Jewellery","version":"1.0","type":"link"}