Engagement Rings


Your premiere bridal and engagement ring store, K & Co. Family Jewelers features the largest selection of engagement rings, wedding bands, and bridal jewelry in the greater Contra Costa area. Explore collections from our many designers below.

Designer Fashion Jewelry


The latest fashion jewelry designers are just a reach away at K & Co. Family Jewelers. With designers from all over the globe, rest assured you will find elegant sparkles fitting your taste and sense of style.

Education Before You Buy


Feel confident in the decision you make with the latest education on gems and jewelry fashion. We welcome you to explore what you’re looking for and feel free to contact us with any questions you have.

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