This vibrant rainbow coloured sapphire semi-eternity band is crafted in 14-karat yellow gold and features a total of 45 octagon and round-cut, prong-set multi-colour sapphire gemstones in an eye-catching three-row semi-eternity design. A modern take on the classic anniversary band design, this exquisite rainbow gemstone band is sure to make a standout addition to any jewellery collection.