Gold ring with a ruby and a sapphire

18k yellow gold embellished with small diamonds, a ruby, and a sapphire settled.
N. 01 ruby, oval shape, composite cut, approx. 1.00 ct.
N. 01 sapphire, oval shape, composite cut, approx. 1.05 ct.
N. 20 diamonds round shaped, brilliant cut, approx. 0.30 ct, G-H, VVS-VS.
Hallmarked "750". IT size 15 - US size 7 1/2. Weight 4.6 gr.
Item condition grading: **** good.