A diamond and ruby-set concealed cocktail watch, comprising a central diamond-set motif highlighted with five collet-set rubies, the diamonds pave-set in borders with millegrain detail, the motif set to a trapezoid rose metal panel flanked each side by a row of claw-set rubies and a row of pave-set single and brilliant-cut diamonds, the diamonds set in mounts with engraved and millegrain detail, the top gem-set row concealed as a hinged thumbpiece which causes the trapezoid panel to open, revealing a manual-wind watch featuring a rose-tone dial marked ‘Kingston’, with engraved Arabic and dot numerals and blue poire hands, to a fancy H-link rose metal strap and a fold-over clasp marked ‘14K’, with additional safety chain (chain surface tested as 9ct); Gross weight 63.0 grams.