A DIAMOND AND TREATED DIAMOND-SET STAINLESS STEEL FIVE TIME ZONE QUARTZ WRISTWATCH, BY JACOB & CO.

A DIAMOND AND TREATED DIAMOND-SET STAINLESS STEEL FIVE TIME ZONE QUARTZ WRISTWATCH, BY JACOB & CO.
The pavé circular-cut diamond and treated orange diamond dial designed as a world map with four subsidiary hands indicating the time in Paris, New York, Los Angeles and Tokyo, the central luminous hands with sweep seconds, date aperture, within a circular-cut diamond bezel, the tonneau shaped case with four time adjuster buttons in the band, to maker's rubber straps and stainless steel deployant clasp, case 47mm
Dial, case, clasp and straps signed Jacob & Co., case no. S3909