C. 1990 Vintage 75 ct. t.w. CZ Open Circle Pendant Necklace in 14kt Yellow Gold. 18"

14KT: Karat (abbreviated kt or K) is a unit that indicates the purity of gold in the metal. 14kt is 58.33% gold. In the United States, 14K yellow gold is most favored and used in jewelry.

YELLOW GOLD: Gold is a precious metal with a natural yellow color. It is quite soft and often alloyed with other metals to increase its strength. The purity of the metal is indicated by a unit called a "karat," with 24kt having the highest percentage of natural gold.

CABLE: One of the most popular and classic of chain styles, created from interlocking oval links unvarying in size.

LOBSTER CLASP: named after the pinching style of the hook, this clasp is often shaped like a lobster's claw. Use your finger to work the lever to open the clasp.

DOUBLE: A bale that has two loops to slide a chain through.

CUBIC ZIRCONIA: once called the poor cousin to the diamond, CZs have since become a fashion statement in their own right. Perfect for travel and a little extra bling, CZ Jewelry is one of man's flawless creations.