Trigem Designs™ is part of Columbia Gem House , Inc., a vertically-integrated gemstone mining, cutting, and marketing company founded by Eric Braunwart in 1977. Trigem Designs creates designer jewelry featuring gemstones, manufacturing each piece in the company's U.S. headquarters in Vancouver, Washington. This makes Columbia Gem House, Inc. one of the few companies in the world that can take a gemstone from the mine to the finished jewelry design.