Specialized trades, such as a plumbing or electrical work, require licensing, so check with your local licensing agency to see if the handyman is properly licensed, should your project require one. If he or she isnât licensed, you'll need to hire a specialized contractor who is.
Depending on the shade of green, an emerald can very well cost more than a diamond! Emeralds that are a deep shade of green with good clarity can cost twice as much as a diamond of the same carat. Rachel Â· 3 years ago.
Sapphires â $4,000-$6,000/carat. One of the best known gemstones on this list, the sapphire is also among the most expensive gemstones in the world. Some sapphire varieties like white sapphire, color-change sapphire and some fancy colors are selling for a few hundred dollars per carat at most.