Since 1952 Koser Jewelers has been proud of our family traditions of providing quality merchandise at competitive prices, and personal service to our community. We are proud to carry many of the top designers  and manufacturers in the industry: Hearts on Fire, Tacori, Lieberfarb, Coast Diamonds, Charles Krypell, Kendra Scott, Fredrick Sage, Art Carved, Alex &Ani, Ball Watches, Michele Watches, Swiss Army Watches, Citizen Watches and many more.  So you’re looking for a diamond? You found the perfect girl; we’d be honored to help you find the perfect diamond. From diamond engagement rings, to wedding and anniversary rings, Koser Jewelers is the jeweler that men from Lancaster, Harrisburg, and York turn to put a smile on her face. Our educated staff is here to help you find or design the perfect gift. We have on staff GIA Graduate Gemologists, JA Certified Bench Jewelers, and award winning designers ready to serve you. As the only Master IJO Jeweler in Lancaster County, you’re in very good hands. So take a breath, we will help you find or design the engagement ring that will show her you mean forever.