Sourire du nez ring

Roberto Matta (1911-2002) Sourire du nez ring signed, inscribed, dated and numbered 'Matta Sourire du nez 4/4 1973' (on the reverse); inscribed and numbered again 'eq ed 22 ex' (underneath the band); with the marker's mark '1MS GM' and stamped 'KT 18' (to the interior of the band) gold ring US ring size 7 Executed in 1973 in an edition of four by GEM Montebello