Gruen | Veri-Thin PrecisionGruen, founded in 1876, became one of the most influential American watchmakers of the early to mid 20th century. The Veri Thin line, introduced in the early 20th century, was a major milestone for the brand, featuring movements engineered to be thinner at the sides and ends, allowing for sleeker, more streamlined cases without sacrificing durability or accuracy. By the 1940s, models like the Veri Thin Precision were celebrated for their elegant Art