R Type Delta: HD Boosted (2025) MobyGames R Type Delta: HD Boosted (2025) R Type Delta: HD Boosted Reviews OpenCritic R Type Delta: HD Boosted. Metal: Sterling Silver Shell: Mother of Pearl Backing: Wire Length: 1 5 8" Width: 1" The Balinese people, who are primarily Hindu, have a long and illustrious history of producing arts and crafts. Balinese jewelers use traditional methods to produce their unique style of silverwork. These traditions have been handed down from Chinese and Southeast Asian artisans who traded in Bali dating back to the Bronze Age. Many of the patterns and motifs used today can be traced back to this time. We hope you enjoy this beautiful piece of Bali's historic artistic tradition.