This estate sapphire band ring features 7 calibre-cut blue sapphires bordered by two rows of diamonds. The beautiful sapphires are centered between two rows of thirteen accent diamonds. These seven sapphires have good transparency and are beautiful, deep blue. This ring measures 1/4 inch wide at the center, 1/8 inch wide at the back of the band and 1 inch across the sapphires. This ring has been tested, and is marked 14kt and 585 for gold content. The trademark for this ring appears to be "SS" or "SB".