AN EARLY 20TH CENTURY DIAMOND NOVELTY BROOCH

AN EARLY 20TH CENTURY DIAMOND NOVELTY BROOCH
Realistically modelled as a lady's bicycle with circular-cut diamond frame and revolving wheels to the cabochon ruby collet bicycle light, 6.0cm long, with maker's mark RAJ
Cf. David Bennett and Daniela Mascetti, 'Understanding Jewellery', published by The Antique Collectors' Club, 2000, p. 227, plate 374, for a similar brooch