A DIAMOND AND SAPPHIRE "ZIP" NECKLACE, BY VAN CLEEF & ARPELS

A DIAMOND AND SAPPHIRE "ZIP" NECKLACE, BY VAN CLEEF & ARPELS
Designed as a circular-cut diamond zipper, to the calibré-cut sapphire sliding ribbon, mounted in 18k white gold, maximum circumference 30 ins. (length adjustable), with French assay mark and maker's mark, in a Van Cleef & Arpels green silk case
Signed Van Cleef & Arpels, no. ML 6612