An emerald and diamond necklace with a detachable pendant, the pendant comprising seven carved emerald cabochons and interspaced with diamond accents, in articulated claw settings to a shepherd's crook bail, attached to a conforming line necklace composed of twenty-one carved emerald cabochons and diamond trefoils, fastened by a concealed box clasp and a fold-over safety catch, unmarked metal testing 18ct, pendant drop length 4.8 cm, overall length 37.3 cm, in fitted presentation case, total weight of item 63.2 grams.