Our Services Voted Howard County's Best Jeweler 2022 Click the icons below to learn more about our in-house jewelry services below! Repairs Custom Designs Appraisals Cash For Gold St. John’s Jewelers also offers a variety of free complimentary services for our customers. Should you have any questions regarding our services, please contact us at 410-465-7770. Free inspections and estimates Free prong checks Free steam cleaning while you wait