細節
A DIAMOND AND SAPPHIRE LAVALLIERE
Designed as two staggered lozenge-shaped panels, each bezel-set with an old European-cut diamond enhanced by calibré-cut and cabochon sapphires, suspended from the knife-edge surmount, to the old European-cut diamond, calibré-cut and sugarloaf sapphire trapeze-shaped panel and staple-link necklet, 40.5 cm., with French assay marks for platinum