A "Diamantaire" is a professional who specializes in the trade and handling of diamonds. They are often involved in various aspects of the diamond industry, including sourcing, buying, selling, and appraising diamonds. Diamantaire expertise is crucial for ensuring the quality and authenticity of diamonds, as well as for navigating the complex market dynamics. Typically, a diamantaire works closely with jewelers, gemologists, and diamond manufacturers. They may also participate in diamond auctions and trade shows to connect with other industry professionals. Their knowledge of diamond grading and market trends helps them make informed decisions and provide valuable insights to clients.