STERLING SILVER: Also known as "Standard Silver," sterling silver is silver alloyed with other metals to increase the hardness and durability. Generally, sterling is 92.5% silver and 7.5% other metals. Some sterling silver jewelry is plated with 14kt-18kt gold and referred to as "vermeil," or "gold over sterling."

POPCORN: A lightweight, tubular chain with a beaded texture created by convex links.

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.

FIXED: A bale that is worked into the actual design of a pendant. Typically seen in slide pendants.

SIMULATED EMERALD: A simulated emerald is an artificial stone made to imitate real emeralds. Sometimes known as "faux emerald," it does not actually hold any of the physical properties of emerald, as it could be made from acrylic, plastic, glass or CZ. Simulated emerald is very affordable and can create the same lush look for less.

CUSHION: A gemstone that features a rounded square shape. The facet arrangement can be either a type of modified brilliant cut or a checkerboard pattern.

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.

TRILLION: A variety of the modified brilliant-cut, sometimes called "trilliant" or "trillian." Features a faceted triangular shape, sometimes with curved edges.