The document discusses several jewelry trends for spring 2021, including opal jewelry, diamond necklaces, pearl necklaces, and pendant necklaces. It provides details on specific necklace designs featuring gems like carnelian, garnet, and orange sapphire. Vintage-inspired looks from the 1930s and 1940s are also highlighted, such as a Paris-themed necklace with an image of the Eiffel Tower. Pearls remain popular, such as a strand of pink freshwater cultured pearls.