The 15th wedding anniversary is known as the crystal anniversary. It has a traditional gift option and a modern gift option. The traditional gift is that of a crystal item, such as a bowl or candlestick. The modern gift for the 15th wedding anniversary is a watch.
The gemstone for the 15th wedding anniversary is the ruby. Rubies are the second hardest gemstone. They are second in hardness only to the diamond. When worn on the left hand, the ruby reportedly brings good luck to the wearer. The 15th wedding anniversary flower is the rose. Bouquets of red roses symbolize love and passion.