Coronado Island real estate brokerage specializing in the Coronado Cays community, CA 92118, providing sales, buyer representation, and market expertise for waterfront homes and condos in the Cays. Coronado Cays Realty knows every dock, view, and floor plan in this exclusive south-island neighborhood, where buyers often line up renovation work with Mako Construction on 10th Street before move-in. For watercraft insurance tied to Cays dock slips, Blumenthal Insurance at 830 Orange Ave writes boat policies through multiple carriers.