1980s Cognac Diamond & Diamond Bombe Cluster Ring in 18kt Gold

1980s cognac diamond and diamond bombe cluster ring in 18kt yellow gold. Set to one half with four rows of graduating round brilliant cut diamonds in pave settings, set to the other half with four rows of round brilliant cut fancy cognac diamonds in pave settings, to a champfered bombe cluster design with polished gallery and integrated shoulders which taper to a solid shank, fitted to the inner with tension springs. Estimated total diamond weight 4.00cts.