We want to take a moment to celebrate the amazing jewelry choices Jessica Chastain has made in her red carpet appearances over the years. As an A list celebrity, you have to come out in full glamour and Jessica never disappoints! Jessica has a penchant for jewelry, especially for antique jewelry, which she holds close to her heart. She has always enjoyed accessorizing her gowns with jewelry. In 2015, she was named the international brand ambassador of the Swiss fine jewelry and watchmaker, Piaget. While she experiments with some other brands, she is loyal to Piaget and is constantly wearing stunning pieces from its collections. With whatever she wears, she is always rocking her diamonds and jewels, looking more beautiful with each look. We've gathered her best looks.