Silver bow stud earrings #bow #earrings #jewelry The full hallmark stamp visible on the post of your earring is "YGI 925 INDIA" (or sometimes featuring "CN" for China, depending on the specific manufacturing batch).Meaning of the Stamp925: This is the universal standard mark for Sterling Silver, certifying that the metal consists of 92.5% pure silver and 7.5% metal alloy [5.2].YGI: This is the maker's mark for YGI Group, a prominent fine jewelry manufacturer and private-label distributor based in New York City's Diamond District. They produce collections for major retail chains, TV shopping networks like HSN, and online marketplaces.INDIA / CN: This represents the country of origin where the piece was physically manufactured or assembled for the brand.Since YGI primarily manufactures mass-market fine fashion jewelry, pieces stamped with this hallmark typically feature synthetic stones, such as Cubic Zirconia (CZ), set into the sterling silver base.