18k white gold tennis necklace with diamonds By Crieri. Crieri is Italian leader in tennis chain manufacturing. Thanks to an innovative and unique chaining system, bracelets are extremely resistant and metal weight is reduced up to 30%, increasing volume and light on diamonds. The perfect combination of well advanced technologies and goldsmith manufacturing are noadays priceless assets, allowing us to cut down gold weight and carats, keeping meantime quality, resistance and high asstetic value. Crieri most famous bracelets are protected by a patent with registered trademark as guarantee of exclusivity and tutelage of a unique, high-quality product, supplied to the most relevant and prestigious Jewelry Stores in Italy and abroad.