Bird heart brooch 14K yellow gold in the shape of a striped heart, adorned in the centre with a bird in a cage with an aquamarine body and small brilliant head. Inscription on the back: \En cage depuis 11 ans New York 1 May 1959\ [\Caged for 11 years, New York, May 1, 1959\]. Hallmark: 14 K. Gross w