We bring the diamonds directly from the mine to you! Why settle for cookie cutter jewelry when you can have one of a kind for less. We offer certified loose stones, a huge selection of engagement settings — as well as custom options — with unsurpassed workmanship, expertise, and savings. Delight in our collection of hand-made treasures from Thailand, personally curated by owner and gemologist, Mark Hensler, who travels the globe to import directly from suppliers.
Allegheny Diamond Mine has selected a truly unique inventory of stylish jewelry from classic to contemporary. We offer an extensive selection of high-quality certified loose diamonds and jewelry at outstanding prices. In addition to diamonds, we also have a wide variety of 14K white and yellow gold jewelry as well as high fashion sterling silver designs. Allegheny Diamond Mine's well-educated staff provides a personal touch to every buying experience.