10.02 Carat Red MOZAMBIQUE Oval Ruby GRS and Gubelin

This is a 10.02-carat oval ruby from Mozambique with heat treatment, certified by both GRS and Gubelin. The stone displays red coloration consistent with the origin region's typical chromium-based hue. As a loose stone, it is unset and ready for custom mounting. The dual certification from two independent gemological laboratories provides verification of the stone's characteristics and treatment status.