Andrew Grima, Necklace, London, 1974. Citrine and diamond set in 18ct yellow gold. Length 41.5 cm (16.3 in.). Signed 'Grima', maker's mark 'AGLtd' and with London assay marks for 1974. Hancocks (Stand 243). © TEFAF 2018

Illustrated in 'Grima - A Career of Fifty Years', no. 29. This necklace took 248 hours to make.

Exhibited: London: Goldsmiths' Hall, 'Grima Retrospective', May 1991, cat. no. 58.

Amy Burton (London, 1981). The 'Cassiopeia' diamond ring, from the Unum collection by Amy Burton, London, 2017. Diamond, central diamond 4.07ct E vs2 and platinum. Central diamond 10.7 x 8.8 x 5.72 mm (0.7 x 0.3 x 0.2 in.). London Assay and Makers marks. Hancocks (Stand 243). © TEFAF 2018