An Art-Déco diamond onyx brooch
Lot-No. 375
Proceeds : 2.500 €
Around 1930. With setting of 79 diam. in old and 8/8 cut in total c. 3,40 ct. H-J.si-P. (1 small diam. min. dam.). With black and beige onyx. 58 x 15 mm, weight c. 10 g.