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."

EMERALD: the birthstone of May, and from the beryl mineral family, the emerald has been a prized possession of royalty since ancient times and a good quality emerald can be as or even more expensive than a fine diamond of the same carat. Emeralds are considered the traditional gift for the 55th wedding anniversary.

OVAL: An elliptical shape that resembles an egg.

ZIRCON: Gem-quality zircon is a transparent crystal from the mineral zirconium silicate. It comes in a variety of colors, most popularly blue and colorless. Contrary to common belief, zircon is not Cubic Zirconia; it is a naturally occurring gemstone with different properties.

BAGUETTE: An elongated rectangle step-cut. Typically used for smaller diamonds, but can be found in other gemstone as well.