About Us

1148 Crane Street
Menlo Park, CA 94025

Oncina Fine Jewelry

Oncina is dedicated to preserving the highest levels of personal and professional integrity, while maintaining courtesy and respect to each of our customers for their complete satisfaction.

Oncina Fine Jewelry is steeped in history, culture and the deepest desire to provide our clientele the ability to express their individuality through fabulous jewelry. In addition to serving our clients' jewelry needs, we are strong supporters of the community, as well as humanitarian efforts that strive to better this world, we call home. That is why we are proud members of the Grand View League, a branch of the American Cancer Society. Additionally, Martin Oncina is a contributing member of the Advisory Board for the San Jose Jazz Organization, which strives to maintain music's presence in our lives and in our hearts.