Zales offers its Zales Blue & White Sapphire Split Shank Ring for $89.10. Coupon code "SAPP7AFF" cuts it to $29.99. With free shipping, that's a savings of $76 and the lowest total price we could find. It features 2.4mm, 2.8mm, and 3.5mm sapphires and a sterling silver setting. It's available in size 7 only.