Circa 1915 emerald and diamond brooch/pendant, centrally-set with an old brilliant-cut diamond within an openwork quatrefoil set with alternating rows of calibré-cut emeralds and rose-cut diamonds, accented with circular-cut emerald and single-cut diamond flowers, principal diamond approx. 0.85ct.
An art deco sapphire and diamond clip brooch, by J R Ogden & Sons, circa 1935. The tapering openwork plaque of scrolling design collet-set with graduated oval-cut sapphires, brilliant and baguette-cut diamonds, diamonds approx. 2.85cts total, signed J R Ogden & Sons, length 4.9cm, fitted case
A late 19th century amethyst and diamond pansy brooch, circa 1880 The single bloom with carved amethyst petals and central cushion-shaped diamond, weighing 1.53 carats, to realistically modelled leaves and stem set throughout with old brilliant-cut diamonds, hinged bangle fitting supplied, inner diameter 5.4cm., one diamond deficient, remaining diamonds approximately 3.90 carats total, brooch height 7.6cm.
A late 19th century opal and diamond brooch/pendant, circa 1890 The oval cabochon opal within a scrolling single-cut diamond foliate surround, suspending an old brilliant-cut diamond drop, mounted in silver and gold