Nestled in the Flint Hills of Northeast Kansas is the community of Manhattan (better known as the Little Apple). It is home to Kansas State University (Wildcats), Fort Riley (Big Red One), and G. Thomas Jewelers, Manhattan's Oldest Jewelry Store in the same location. Located in the heart of the diamond district — downtown Poyntz Ave. Locally owned and operated, we offer a full range of fine jewelry with exceptional quality service: ring sizing, diamond setting, remounting, and custom designs all performed in house. We accept all major credit cards and offer financial incentives. Your guarantee is set in stone.