Ottavia Oval Ring - 18ky + Diamonds18 karat yellow gold semi mount, featuring a claw prong set oval center stone, surrounded by 20 various sized round brilliant cut diamonds, pav set in an octagonal halo. This mounting can accommodate a center stone of 1. 6 ct. We would be happy to source a center stone for you, or to use an heirloom stone of yours. 18ky gold 1. 6 ct center stone (9 x 7mm) 20 brilliant round VS diamonds (0. 31 ctw) *Please note this pricing includes all accent