An onyx and diamond ring, by Jean Fouquet, circa 1925
The square onyx plaque, between triangular-shaped single-cut diamond shoulders, signed Jean Fouquet, numbered, ring size L
This ring is illustrated page 20 of Victor Arwas' 'Art Deco' book, published in 1980 by Academy Editions. Jean Fouquet is the son of Art Nouveau jeweller Georges Fouquet. He designed original abstract and geometric jewellery pieces from 1919.