Blue Lab Created Spinel With White Lab-Grown Diamond D-F VS2-SI 18k Gold Over Silver Ring 17.89ctw

17.77ct Rectangular Cushion Lab Created Blue Spinel With 0.12ctw Round Prazana® Lab-Grown White Diamond 18k Yellow Gold Over Sterling Silver Ring. Measures approximately 0.78"L x 0.78"W. Finished under gallery. Not sizeable. D-F VS2-SI clarity minimum.