Three-stone old-cut diamond ring

Three-stone old-cut diamond ring, the central diamond measures 5.5mm x 5mm x 3.5mm deep approx, the two smaller diamonds each measure 3.7mm approx, size M approx, indistinctly stamped, 2.6g gross approxThree-stone old-cut diamond ring, the central diamond measures 5.5mm x 5mm x 3.5mm deep approx, the two smaller diamonds each measure 3.7mm approx, size M approx, indistinctly stamped, 2.6g gross approx