This product is made of Brass metal and Agate stone. When designed and personalized it creates double the joy of receiving jewelry. The history of engraved jewelry dates back thousands of years. Jewelry was first created to be an adornment, typically made of precious metals and often set with gems or imitation gemstones. Since it was discovered that engraving enhanced the beauty and meaning of the jewelry, thus evolved a wide range of personalized jewelry creations. Jewelry is associated with a personal feeling. Even when creating traditional jewelry, our goal is to produce something special and outstanding. We achieve this goal by using brass metal shaping it in richly authentic designs. Thoughtful Impressions has been leaving last impressions with people around the world for years! Purchase and acknowledgement agreement: Please note that the colour of the brass metal becomes a bit black due to moisture or humidity and this very normal and common for these products by time-lapse. This first-grade product has 1 years personal identification card with a warranty. Note: Damage, scratches and maintenance in a humid environment are not covered by the warranty service Note: If you have skin allergies to the material of this product, avoid buying it. Note: Due to the hand-crafted process that leads to any product, your custom product, in terms of role-playing, drawings and style, may not fit 100% of the product provided on the site, and is about 10% different.