C. 1920 Vintage Cultured Pearl, .10 ct. t.w. Diamond and Multi-Gemstone Bouquet Pin with Multicolored Enamel in 10kt Yellow Gold

10KT: Karat (abbreviated kt or K) is a unit that indicates the purity of gold in the metal. 10kt is 41.67% gold.

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.

REVOLVER: A safety that conceals the point of a pin and keeps it in place with a revolving lever mechanism.

TIGER'S EYE: Golden bands ripple across the surface of tiger's eye creating a magical dance of light. Thought to be a calming stone, tiger's eye adds a warm, mesmerizing glow to rings, earrings, necklaces and bracelets.

OVAL: An elliptical shape that resembles an egg.

CABOCHON: A style of cutting gemstones to achieve a smooth, domed surface with an absence of facets.

AMETHYST: A natural variety of quartz, amethyst ranges in color from deep purple to pale lavender, and even to warm greens. Amethyst has been used during meditation to provide a sense of spiritual balance. Amethyst is the birthstone of February.

Diamond: The hardest and most brilliant of all gemstones, a diamond can make the heart race with its pure and fiery spark. An ancient symbol of love, a diamond is the preferred gemstone for tokens of affection, such as rings, earrings, necklaces and bracelets. Diamond is the birthstone for April.

OLD MINE CUT: An antique gemstone cut dating back to the 1700s. Features a rounded square silhouette similar to the modern cushion-cut, but conforms to the shape of the rough gemstone in order to preserve the weight. The culet is usually large enough to be easily seen through the table of the diamond.

Color Grade H-I: Near-colorless

CLARITY SI2: Slightly Included. Inclusions are noticeable under 10x magnification.

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.

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.