The 1932 Sterling Ring from Case School of Applied Science features a black onyx stone in an oval shape. This vintage signet ring is made of sterling silver with an engraved design, making it a unique and personalized piece for a man graduating from college. The ring is signed and has an excellent cut grade, showcasing the attention to detail and quality of the craftsmanship. With a band width of 10mm and a metal purity of 925, this ring is a timeless and elegant choice for someone looking for a special piece of jewelry to commemorate their academic achievement. Total weight 16.5 grams