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.

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."

TOGGLE: A two-piece clasp that fastens when a t-shaped or decorative bar is threaded through a circular loop. This stylized clasp type often serves as the centerpiece of a design.

LAPIS LAZULI: This blue stone is comprised mainly of lazurite, often with white calcite inclusions and metallic pyrite flecks. Known as the stone of friendship and truth, lapis is said to encourage harmony in relationships.

FREE-FORM: Any gemstone with an irregular shape.