An Australian cameo gold bangle, by Willis & Sons, Little Collins Street, Melbourne, circa 1910 set with an oval shell cameo carved with the goddess Diana on a triple knife edge hinged bangle, marked 'Unicorn / 9 / W', 9 carat gold. Reference: For a near identical bangle see; Australian Jewellers Gold & Silversmiths Makers & Marks by Kenneth Cavill, Graham Cocks & Jack Grace, plate