80 - 850-thousandths platinum tank ring set with old-cut diamonds in three rows, 15.4 g. Size 58. Dog-head hallmark.

850-thousandths platinum tank ring set with old-cut diamonds in three rows, 15.4 g. Size 58. Dog-head hallmark. Four central diamonds: 2 x approximately 0.45 carats and 2 x approximately 0.60 carats, surrounded by 16 x approximately 0.05 carats. Estimated diamond clarity: SI1.