A double strand of freshwater pearls define the Chan Luu Colette Necklace, while a stunning labradorite stone is front and center for an eye-catching addition. A double strand of freshwater pearls define the Chan Luu Colette Necklace, while a stunning labradorite stone is front and center for an eye-catching addition. In 1996, Vietnamese-born designer Chan Luu founded her eponymous brand of designs; born of a well-traveled eye, they reflected a love for natural, refined silhouettes.