Vintage 18K yellow gold large domed cocktail ring with a stylized knot design, composed of pave set round brilliant cut diamonds set against fluted onyx and gold sections. Diamonds: 2.00ctw. Color: G-H, Clarity: VS1-VS2.
Measurements:
Measures 1 inch across the finger by 3/4 of an inch up and down.
Size: 7 (with spring bar installed inside the shank for stability and sizing)
Weight: 19.1 grams
The ring has no markings but tested as 18k gold.