The worth of black onyx is set by a number of elements, together with high quality, reduce, weight, and total market demand. A small, merely reduce black onyx cabochon may be out there for just a few {dollars}, whereas a big, intricately carved piece or one with distinctive coloration saturation might command a whole lot and even hundreds of {dollars}. The presence of matrix, or different mineral inclusions, can typically have an effect on the worth, both positively or negatively, relying on the precise traits and the customer’s preferences.
Traditionally prized for its protecting and grounding properties, this gemstone has been utilized in jewellery and ornamental objects for millennia. From historical signet rings to up to date pendants, its deep black hue lends an air of sophistication and magnificence. The stone’s sturdiness and relative affordability, in comparison with different gems, contribute to its continued recognition in trendy jewellery design.