of cluster design, set with eight pear and six marquise-shaped brilliant-cut diamonds; signed Winston, with maker's mark for Jacques Timey; accompanied by a signed box; total diamond weight: 18.07 carats; mounted in platinum; length: 1 1/4in.

Accompanied by GIA report # 1192474862, dated June 26, 2018, stating the 1.65 carats diamond as: E color, VVS2 clarity.

Accompanied by GIA report # 1192475080, dated June 26, 2018, stating the 1.60 carats diamond as: E color, VVS2 clarity.

Accompanied by GIA report # 2193474872, dated June 26, 2018, stating the 1.51 carats diamond as: D color, VS1 clarity.

Accompanied by GIA report # 2195474844, dated June 26, 2018, stating the 1.39 carats diamond as: D color, VS1 clarity.

Accompanied by GIA report # 2191474885, dated June 26, 2018, stating the 1.39 carats diamond as: E color, VVS2 clarity.

Bonhams. FINE JEWELLERY, 21 Sep 2018, 11:00 EDT, NEW YORK