Majorica is an island off of Spain where these beads of glass and covered with lacquer. The coating process takes 30 coats to give them their iridescence. There are many replicas, do not be confused! I am waiting an appraisal that could range from $18,000 to $5,000. However, due to many inauthentic beads, they have less value. According to jeweler, they will present authenticity. There have been imitations flooding the market, thus the decrease in value. These are originals Listings on Marcari