A diamond and mother-of-pearl 'Cosmo' quartz wristwatch, by Jahan
The golden enamel, shaped dial with two mother-of-pearl dials for hours and 60 seconds, the first with Arabic '3' and '9', the second with Arabic 10 second registers, within a brilliant-cut diamond surround, to brilliant-cut diamond bezel and sides, later leather straps, accompanied by maker's diamond-set buckle, case 43mm wide
Glass signed Jahan, case signed Cosmo Jahan Limited Edition No. 010, the buckle with maker's openwork signature
A diamond and mother-of-pearl 'Cosmo' quartz wristwatch, by Jahan
The golden enamel, shaped dial with two mother-of-pearl dials for hours and 60 seconds, the first with Arabic '3' and '9', the second with Arabic 10 second registers, within a brilliant-cut diamond surround, to brilliant-cut diamond bezel and sides, later leather straps, accompanied by maker's diamond-set buckle, case 43mm wide
Glass signed Jahan, case signed Cosmo Jahan Limited Edition No. 010, the buckle with maker's openwork signature
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