Likely archaic large Chinese carved jadeite bi. One side with knobs in neat rows and the other with C-form curls. Of an opaque gray, black, and pale russet coloration. Polish, form, and patina all strongly suggest archaic dating.

Provenance: Private Minneapolis Collection – collected in China prior to 1985.

Diameter: 5 1/2 in x depth: 1/2 in.
Weight: 396.2 grams.