Vintage 18K Yellow Gold Black Onyx and Diamond Dome Ring

Crafted in 18K yellow gold, the ring features a dome design with channel set diamonds in the center, supported by custom cut black onyx shoulders. 26 round brilliant cut diamonds: 1.00ctw. Color: G-H, Clarity: VS1-VS2 Measurements: Front: 14 mm H x 24.5 mm W x 14 mm D Band: 4 mm Weight: 11.1 grams Size: 7.5 (limited sizing available) Marked: 750 and the maker's mark