Can you explain the process of gemstone certification and the key factors that are evaluated during this process to determine the authenticity and quality of a precious stone?
How are ethical concerns being addressed within the gemstone mining industry, particularly in relation to the environmental and social impacts of mining operations?
What are some lesser-known but highly valuable gemstones that are gaining popularity in the jewelry market, and what factors are contributing to their increased demand?
What are the primary factors that determine the value of a diamond, and how do they compare to the factors affecting the value of other precious stones like sapphires or emeralds?
Can you explain the significance of historical or cultural symbolism in the design and use of jewelry, especially in relation to specific precious stones?
What are the differences in durability and appearance between lab-grown diamonds and natural diamonds, and how do these differences impact their market value?