This could be worn as a pin or a pendant

Marks: "FP K14" Stamped on the inside band

lightweight accessory

creating visual depth and dimension

and with two diamond accents

Antique Belais European Cut Diamond Solitaire Engagement Ring Inv 7189 This could be worn asBelais is a highly collectible antique jewelry brand renowned for pioneering the first commercially successful white gold alloy in the United States in 1917, establishing itself as a trusted alternative to platinum during an era when precious metal innovation was transforming fine jewelry. The brand's legacy is built on exceptional craftsmanship and metallurgical achievement, making Belais pieces particularly prized among serious collectors today.