It is very difficult to find antique diamond engagement rings for sale though because they are held close to the heart most of the time. Below are some reasons why antique diamond jewelry is deemed precious.     They are Unique Knowing that you possess something that no one else in this world has is a great feeling indeed, especially if the jewelry has an engraving. Some of the antique diamond rings maybe 100 years or older, and those may have a big story behind how it fell into its owner’s hands. This would make you want to care and protect it more. The Search You cannot always find precious diamonds out there. It is next to impossible to find antique diamond rings from before the Art Deco or Edwardian era. Due to the effort, it takes to acquire the ring, the owner will not be too keen on letting it go easily. Details Each antique ring would be decorated with some unique details. You can always keep finding a new one even if you have spent a lot of time wearing it. Besides, old diamond jewelry pieces were made in completely different styles. Since the cuts are usually broader and less precise, they have a soft, classy sparkle.