Roseco was incorporated in 1979. We specialize in overnight service to fine jewelers in the United States. Our massive 700-page catalog features over 20,000 items with many readily kept in stock for immediate shipping. We take great pride in the fact that 99.2% of all items are shipped on the day of order. Fantastic service, fine quality products, and great prices have made Roseco a leading resource to the jewelry trade for over 35 years.