Diamond engagement rings come in a huge variety of styles, and understanding the key differences between them all can be a daunting prospect. To that end, today we take a closer look at channel setting engagement rings, and just what makes this popular style a timeless classic.Whereas many settings can be found on any part of the ring, the channel setting is found almost exclusively on the shoulders of a ring (the parts of the setting immediately on either side of the main diamond). The “channel” in question is a narrow space formed within the band itself. Parallel grooves run…