
Gold and enamelled Sirpech (turban ornament), detailed with emeralds, diamonds and pearls. Courtesy Royal Collection Trust © Her Majesty Queen Elizabeth II 2017
Gold and enamelled Sirpech (turban ornament), detailed with emeralds, diamonds and pearls. Courtesy Royal Collection Trust © Her Majesty Queen Elizabeth II 2017
Emeralds and rubies take limelight as diamonds lose sparkle for traders
Superior profit can be made from coloured stones compared with their clear carbon cousins
John Everington
August 29, 2018