The diamond wedding anniversary is meant for the 60th wedding anniversary. It is a custom or tradition to celebrate this anniversary with diamonds. So you should look for the best anniversary diamond gift if you want to surprise your special ones.  If you are planning to stick to the custom of a diamond wedding anniversary, it is best to buy diamond jewelry such as earrings, a necklace, or maybe a watch with a diamond-studded. Additionally, you might even want to wear traditional clothes.