A diamond cluster ring

A diamond cluster ring, the cushion-shaped diamond weighs 3.02cts, set within a surround of round brilliant-cut diamonds in highly polished closed-back gold setting, with a trapeze-shaped diamond to each shoulder, with further circular-cut diamonds to the bifurcated shoulders in white gold, size M 1/2

The diamond weighs 3.02cts, and is a natural diamond with S-Z colour and SI2 clarity as per a verbal report from GCS.