Birthstone Engagement Rings for December: A Gem of Sky & Sea Birthstone engagement rings for December featuring beautiful turquoise are a stunning, meaningful choice for couples who want to celebrate the birth month of their loved one. Turquoise—with its calming blue-green hue and ancient symbolism—is a gemstone that speaks to the heart. Turquoise is one of the oldest gemstones known to humanity. It was prized by ancient Egyptians, who used it in the jewelry of pharaohs, and it holds deep spiritual significance in Native American cultures, where it's considered a sacred stone of protection and good fortune. The stone's rich history adds layers of meaning to an engagement ring. The color of turquoise is instantly recognizable and deeply loved. Ranging from pale sky blue to greenish-blue, the stone's hue is influenced by trace amounts of copper and aluminum. Many stones feature natural dark veining—matrix—that adds to their organic beauty. In terms of durability, turquoise scores 5 to 6 on the Mohs scale, making it a softer gemstone that requires careful wear and a protective setting. A bezel setting is ideal for protecting the stone. Its affordability compared to blue sapphires makes it an accessible choice for budget-conscious couples. Turquoise engagement rings look beautiful in silver, white gold, yellow gold, and rose gold. Silver and white gold enhance the stone's cool tones, while yellow gold adds a vintage feel. Birthstone engagement rings for December are a beautiful, personal, and meaningful choice for winter-born couples.