The sunny hue of unconventional yellow sapphires in this stackable eternity ring pair lights up any jewelry wardrobe. While the azure type of sapphire has been prized for centuries, these gemstones actually can be found in a form of exquisite colorations, such as the brilliant yellow seen of these stackable bands. One of many reasons that these stunning yellow sapphire stackable bands styles are in such high demand is the upbeat stone's strong resemblance to rare canary diamonds. Although a stackable rings set with so many canary diamonds would be out of reach to many people, the yellow sapphire offers an equally eye-catching but significantly more affordable option.