1977 ruby and diamond checkerboard carved ring in 18kt yellow gold

1977 ruby and diamond checkerboard carved ring in 18kt yellow gold. consisting of two rows of five round mixed cut rubies in grain and rubover settings alternating with five round brilliant cut diamonds in grain and rubover settings, to a smooth ten stone ring featuring bespoke settings, carved scrolling gallery and shoulders which smooth to a solid shank. Hallmarked 18kt gold, London, 1977.