American 1960’s classic “Door Knocker / Hoop” earrings, carved, contoured and polished onyx with 18k gold side plate details and clip backs, Marked: 18k (2x), c. 1960’s
Mappin & Webb Art Deco / Modernist diamond brooch (84 count approximately 14 carats TW), further set with fully faceted onyx and emeralds with a central square synthetic emerald all set in an elaborate platinum mount, c.1930