An Art Deco jewelled platinum brooch by Mauboussin
strikingly modelled as a scroll with brilliant cut diamond edging holding calibre cut onyxes , blue sapphires and emeralds.
Paris circa 1923.
5.7 cm in length
Accompanied by a certificate of authentication issued by Mauboussin, which reproduces a design for a near identical brooch from their archive dated 15th April, 1926.