To address lighting's affects on gemstones, most pages feature a main photo in natural daylight or daylight-mimicking light, a photo with incandescent (indoor) lighting, and a tweezer inspection video. Demos of special properties as well as photo micrographs are present when relevant.
$ 599.00 USD
Untreated Onyx Cameo Portrait 102 Ct.
A hefty onyx portrait carving that remarkably is fully natural (untreated, undyed; this is unusual for onyx carvings). Created by Idar-Oberstein master craftsman, Andreas Roth (signed on back)