This 1.3-carat kornerupine gemstone is a prime example of the bluish-green color that gives the gemstone the most value. It's extremely rare, and this particular stone was valued at $1,599.99.

Becky Stone writes about jewelry styles for INSTORE. She is founder and CEO of well-known jewelry blog Diamonds in the Library. Retirement can be a great part of life. As Nanji Singadia puts it, “I ...