How has the evolution of technology impacted the jewelry industry, particularly in terms of gemstone sourcing, cutting techniques, and the creation of synthetic or lab-grown gems?
What are the key factors that determine the quality and value of a gemstone, and how do these factors vary for different types of precious stones, such as diamonds, emeralds, and sapphires?
How do the various grading systems for gemstones, such as the 4Cs for diamonds, differ between countries, and what should international buyers be aware of when purchasing gems abroad?
What are some of the ethical concerns surrounding the sourcing and production of jewelry and precious stones, and how can consumers ensure they are buying ethically-sourced products?
What are some emerging trends in jewelry design, and how are these trends being influenced by changes in consumer preferences and advancements in technology?