Details Lola Brooks 18k yellow gold & emerald-cut Zambian emerald ring, size 6 3/4. The 2.45ct stone measures approximately 7/16″ x 1/4″ & the 18k yellow gold band tapers from approximately 1/8″ to 1/16″ in width - Zambian emerald, 2.45ct - 18k yellow gold - size 6 3/4 Sizing This ring can be resized. Please allow 4 - 6 weeks. Inquire about sizing fee.