Burma Sapphire (no treated) Diamond and Ruby Dome Cocktail Ring

a frame of single row of rubies, with matched color, separates the sapphire from an honeycomb fashion pavé set diamonds with two floral rubies and diamond lateral motif. The ring is set in 18 karat yellow gold.

N. 01 blue sapphire, cushion cut, composite cut, 17.04 ct. No indication of thermal treatment.
N. 56 diamonds, round shape, brilliant cut, approx. 4.26 ct, F-G, VVS-SI. 
N. 28 rubies, round shape, composite cut, approx. 3.01 ct. 
Hallmarked "W.D. 4.26 - RUB. 3.01 - ZBL 17.04". 
IT size 17.5 - US size 8 1/2. Weight approx. 23 g.

Item condition grading: ***** excellent.