Nikki & Co. is your trusted San Diego jewelry store, offering a stunning selection of engagement rings, diamond rings, and luxury watches. Our team specializes in jewelry appraisals and jewelry consignment, ensuring you receive top value for your treasured pieces. Whether you're searching for the perfect diamond or looking to sell, our diamond buyers and gold buyers provide fair and competitive offers. We also offer professional jewelry repair and Rolex repair to restore your cherished items to their original beauty. From antique consignment to contemporary designs, we cater to all styles and preferences. Our collection features Rolex watches in San Diego, along with Audemars Piguet, Patek Philippe, Cartier, and Panerai. Visit us today!