Eternity ring designed by H. Stern. Beautiful eternity ring, created by the Brazilian jewelry house of Hans Stern. This classic ring was carefully crafted in solid white gold of 18 karats with high polished finish and embellished with a great selection of twenty-seven natural earth mined blue sapphires. Sapphires: Mount in a channel setting, with 27 calibrated squared faceted cut of natural vivid blue sapphires with 2.70 carats. Birthstone: Sapphires, for the month of September. Weight: 4.2 Grams, (2.69 Dwt). Size: 7 and may be sized. Measurements: The width is 3.5 mm (0.14 Inch) and raise 3 mm over the finger. Hallmarks: Stamped with the maker's mark, the mark for the assay of the 18kt gold and signed, "S. .750". Hans Stern The company was founded in Brazil by Hans Stern in the 1945. When he was a teenager, he and his family fled Germany and arrived in Rio de Janeiro, Brazil, penniless. Hans found a job at Cristab, a company that cut and exported gemstones. He loved the colorful semi-precious gems and learned all he could about the jewelry business. He also studied the languages he would need to succeed in the international gem trade. Part of Hans's job was visiting the mines. He became friendly with the miners and learned more about the gemstones from them. He pawned his precious accordion to buy gemstones on the consignment. He was still a young man when he founded his own company, H. Stern, his first shop established on the docks where internat