Lot 92. A 5.25 carats Fancy Brown-Yellow marquise-cut diamond and diamond ring, by Andrew Grima. Estimate GBP 25,000 - GBP 35,000 (USD 33,200 - USD 46,480). © Christie's Images Ltd 2017

The central Fancy Brown-Yellow marquise-cut diamond, weighing approximately 5.25 carats, to a circular-cut diamond abstract surround with bark textured sides and plain D-section hoop, ring size M. Signed Grima.

Accompanied by report no. 1182790872 dated 12th October 2017 from the GIA Gemological Institute of America stating that the diamond is Fancy Brown-Yellow colour, SI1 clarity

Note: Andrew Grima was born in Rome in 1921; his family settled in England when he was fve years old. After World War II, he went to work for his father-in-law who owned a jewellery manufacturing concern; in 1951, he took over the company. He was the frst jeweller to win the Queen’s Award for Export in 1966 and is the only jeweller to have won the Duke of Edinburgh Prize for Elegant Design. He was awarded twelve Diamond International Awards and, in 1970, was appointed jeweller to Her Majesty the Queen.

In 1971 he designed a collection of watches for Omega, the series entitled “About Time.” In 1966, he opened his shop on Jermyn Street with its avant-garde frontage and interior, as well as locations in Sydney and New York in 1970, Zurich in 1971, Tokyo in 1972, Lugano in 1987 and Gstaad in 1992. Upon Grima’s retirement, all of the boutiques were closed and Andrew and his wife Jojo Grima continued to design in Gstaad where they had their shop and atelier while their work was also exhibited at Hancocks in the Burlington Arcade of London. Andrew Grima died in 2007 and subsequently his widow, Jojo, and daughter Francesca continued the family business encapsulating the essence of Andrew Grima’s style.