Aquamarine is a stunning blue to blue-green gemstone, often associated with the sea due to its vibrant, ocean-like color. It belongs to the beryl mineral family, which also includes emeralds. The color of aquamarine ranges from pale blue to a deep, rich blue, with the most prized stones displaying a clear, intense blue.

The name "aquamarine" comes from the Latin words aqua meaning "water" and marinus meaning "of the sea," which reflects the gemstone's serene, water-like appearance. Aquamarine has a hardness of 7.5 to 8 on the Mohs scale, making it durable and suitable for jewelry. It is often used in rings, necklaces, and earrings.

Aquamarine is also believed to have calming, soothing properties and is thought to promote clear communication and mental clarity, which has contributed to its popularity as a symbol of tranquility and peace.