The gemstone associated with the 20th wedding anniversary is either an emerald or a yellow diamond. The flower that represents 20 years of marriage is the day lily and the color that is traditionally used is emerald green or white.
People buy china as a gift for a couple celebrating 20 years together. A china vase with fresh flowers or a special china dinner service are some examples of gifts suitable for this anniversary. Platinum jewelry is another option for couples, as it is elegant and long lasting.Learn more about Symbolism