Precious White Perfume by Sergio Tacchini. In 2014. the fragrance house sergio tacchini introduced a fruity and floral perfume for women called sergio tacchini precious white. Top notes of pear. peach and watermelon begin this fresh fragrance with fruity and luscious tones in the opening. The middle notes are comprised of magnolia. white rose and aquatic accords for a dewy. floral heart.