About Diamond Line      For over 30 years The Diamond Line has specialized in imprinted glassware & ceramics for promotions and special events. We have a comprehensive line to choose from, which now includes stainless steel travel mugs, acrylic drink ware and etched awards. We have a new state of the art factory and have the experience and production capability to deliver the product that you need. We offer a wide range of processes to fit your needs, including direct screen printing, single & multicolor decals, sand carving, embossing and four-color process. We are a family owned & operated business and offer personal service, low minimums, competitive prices and fast turnaround times. We absolutely guarantee our work, and if you are not satisfied, (within industry standards,) we will do whatever it takes to make things right.