Diamond cutters can get cheaper by implementing a few strategies. First, they should focus on cutting the diamond in the most efficient way possible. This means using the right tools and techniques to maximize the yield of the diamond. Second, they should look for ways to reduce their overhead costs. This could include negotiating better deals with suppliers, reducing labor costs, and streamlining their operations. Third, they should look for ways to increase their efficiency. This could include investing in new technology, automating processes, and training their staff to be more efficient. Finally, they should look for ways to increase their customer base. This could include marketing their services more effectively, offering discounts, and providing better customer service. By implementing these strategies, diamond cutters can become more competitive and offer their customers better prices.