OCJ Designs

OC Jewelers, also known as OCJ Designs, is a jewelry design and service business in Fraser, Michigan, led by Master Jeweler-Gemologist Orlando Cajamarca. With more than 40 years of hands-on experience, the business combines traditional craftsmanship with custom design, including computer-aided design (CAD), to help clients create personal jewelry pieces.

Services include jewelry design and repair, diamond and gemstone work, gold buying, and estate jewelry appraisals. OC Jewelers evaluates gold, broken jewelry, diamonds, and inherited pieces, with estate appraisal work handled confidentially. Clients can book consultations and view examples of the jeweler’s work through the gallery and social media.

The business also provides information about lab-grown and natural diamonds, including how lab-grown diamonds are produced and graded. For people interested in the trade, OC Jewelers offers practical jewelry training focused on industry tools, materials, skills, and techniques. Its teaching approach is described as direct and hands-on, drawing on everyday professional practice.