Details Nikolle Radi 18k yellow gold & platinum Tune band with Old European Cut diamond, size 7 1/2. The bezel-set 0.59ct diamond measures approximately 3/16" in diameter & sits atop a band of Nikolle’s signature platinum & 18k gold filigree. The band measures approximately 1/4″ in width. - Old European Cut diamond, .59ct - 18k yellow gold - platinum - size 7 1/2 Sizing Due to the nature of this ring it cannot be resized but appropriate sizes can be special ordered. Please inquire to order.