Italian 20x14mm and 11-12mm Cultured Pearl and Coral Drop Safety Pin in 18kt Gold Over Sterling

18KT: Karat (abbreviated kt or K) is a unit that indicates the purity of gold in the metal. 18kt is 75% gold. In Europe, 18K 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."

ROLO: A chain comprised of interlocking circle-links.

PUSH-PULL: Seen mostly on estate pins, a push-pull safety is a tube-like mechanism that slides over the end of the pin to secure it.

CULTURED PEARLS: Likened to the moon, pearls have been valued for their luminous glow and natural beauty for thousands of years. Today, high-quality cultured freshwater pearls make pearl jewelry affordable to all. Pearl is the traditional birthstone for the month of June.

BAROQUE: is the term used to describe oversized and irregularly-shaped pearls. Baroque pearls add interest and intrigue to classic jewelry styles.

SEMI-BAROQUE: A pearl with a slightly irregular shape.

CORAL: This prized sea stone conjures up images of exotic oceans and faraway places. With shades ranging from soft muted pinks to vibrant bold reds, coral jewelry complements every skin complexion with a warm glow.

FREE-FORM: Any gemstone with an irregular shape.