Anish Kapoor for Bulgari - a B.zero1 ring, of concave design with the edge engraved with the brand logo, signed and numbered, bi-coloured metal marked 'Steel' and struck with Italian assay marks '750', size 59 (UK size R), 11.5 grams.

No box no papers.

Designed by Anish Kapoor for the B.zero1 collection's 10th anniversary in 2010