Jonathan K. & Co Fine Jewelry

Luxury and Creativity

Jonathan K. and Company Fine Jewelry is a full service boutique jewelry store, which includes a complete offering of jewelry maintenance, repair and restoration, and custom design. Our expert, on-site bench jeweler and staff team to provide professional cleaning and inspection. We know that many fine jewelry pieces are, or will become, family heirlooms, so we take great pride in providing high quality jewelry service.

Included in our menu of available services are ring sizing, gemstone mounting, engraving, watch restoration and battery replacement, pearl restringing, part replacement, diamond certification, appraisals, product education, and complimentary gift wrapping. We also buy gold, diamonds, and estate jewelry.

We enjoy sitting down with our clients and helping them discover, or create, that perfect piece of jewelry for themselves or their loved ones. If our regular business hours conflict with your schedule, we are pleased to offer convenient appointment times. We also provide gift certificates if you prefer your special someone to experience the joy of selecting, or designing, a piece themselves.

About Jonathan K.

Jonathan Kozycz is the knowledgeable owner and experienced designer at Jonathan K & Co. Fine jewelry (Sacramento’s premiere diamond jewelry and engagement ring specialist. He offers a wide variety of diamonds, wedding bands, colored gemstones, and high-quality fashion and silver pieces.

Jonathan has a rich history in the jewelry business. As an adolescent, he began his journey at his family’s jewelry store, training as a bench jeweler from the age of fourteen. He continued on as a diamond salesperson, learning the ins and outs of the competitive diamond industry, and turned entrepreneur when he opened Executive Jewelers in Folsom, CA. After nine years in Folsom he became the Director of Operations at Michael Greene & Co in Sacramento, which led him to opening Jonathan K & Company. He has traded the hustle and bustle of a large retail atmosphere for close relationships and one-on-one interaction with his most beloved clients.

Throughout the years of building the business, Jonathan & his wife Kim have built a thriving family and have two beautiful children to show for their efforts. Jonathan aims to communicate his integrity and expertise with every client interaction.

Jonathan stands by a strong set of ethics in the diamond industry. He guarantees sustainable practices and fair trade, and can accommodate everyone’s budgetary needs. “He’ll take good care of you and go out of his way to make sure you’re happy! He cares about what he does,” testifies another satisfied customer from Folsom, CA.

Jonathan Kozycz has a long list of satisfied, repeat customers. Chad G., from Placerville, CA. wrote, “We’ve worked with Jonathan several times over the years, and never once had a complaint. First class quality and style, very knowledgeable, and most importantly, he is as honest as they come!”