Antique Agate Singet Ring of 10k Gold marquise diamond The intricate enamel work showcases

The intricate enamel work showcases the delicate wave-like engine-turned pattern typical of fine guilloché technique

10k white gold chain depicted in the photos

This vintage necklace (circa 1980) features single cut diamonds and pear shaped natural rubies set in 14k gold

They are 14k gold with purple and blue enamel and diamond accents at their centers

The piece is in good condition with minor surface wear

Antique Agate Singet Ring of 10k Gold marquise diamond The intricate enamel work showcasesClassic and understated, this antique signet ring (circa 19101920) features a smooth, square cut gray hued banded agate, prized for its subtle striations and timeless elegance. Signet rings of this period often carried personal or familial meaning, and the clean face of this example offers both history and versatility. Mounted in a warm 10k gold setting, the ring has a face measuring approximately 0. 5 inches by 0. 5 inches, with proportions that