A very special and unusual sterling and green onyx ( or agate ) bracelet by Carmen Beckmann ( Bekmann). One of the few women Mexican silversmiths, her work is hard to find and always interesting and beautiful.Beckmann had a shop in San Miguel deAllende and was active in the 1960's and 1970's. This bracelet measures 8" end to end and is 1 1/8" wide. Weighing 84 grams, it is in fine original condition.There are no chips or cracks to the stones. Signed as shown. An exquisite piece.