Circa 1960-1970's, this lovely lady ring is made by hand, hallmark inside the ring band.
The ring top is crafted in 18K yellow gold, it bezel set one rectangular shape natural jadeite with a small curve, dimension is 15.46 x 8.57mm. One side has articulate cascade of round brilliant diamonds, 0.43ct, G-H color and Sii clarity, which set in platinum. Platinum ring band. Ring size 8, ring top is 20.2 x 14.0mm, weight 10.1gram. Assay marked 手造 PT 750