Vintage Mid Century Diamond and 18k Yellow Gold Pyramid Ring

Vintage mid century pyramid ring in 18k yellow gold with one side of the pyramid featuring pavé set diamonds, and ball design on the other three surfaces.  ID#: RG820 Diamonds: Ten (10) pavé set, single cut diamonds measuring approximately 1.5-2.1mm in diameter with an estimated spectacular VVS clarity and E-F colour. Total estimated 0.20ct diamond weight.  Metal: 18k yellow gold  Size: 5 3/4+  Weight: 15.9g Markings: '18K' 'SJP'