Details Lola Brooks 18k yellow gold & elongated oval aquamarine ring, size 6 1/2. The 13.29ct stone measures approximately 1″ x 1/2″ & is set on an 18k yellow gold band that tapers from approximately 1/8″ to 1/16″. - aquamarine, 13.29ct - 18k yellow gold - size 6 1/2 Sizing This ring can be resized. Please allow 4 - 6 weeks. Inquire about sizing fee.