The document discusses the history and evolution of jewelry over time. It notes that the earliest known beads were made 38,000 years ago from teeth and shells. Throughout history, jewelry was made from readily available natural materials and first worn as talismans for protection. Both men and women historically adorned themselves with jewelry, and pearls were once more valuable than diamonds. Modern jewelry incorporates a variety of materials beyond just metals and stones. Current trends include personalized pieces made from memorabilia.