Exceptional Burmese ruby weighing 17.97 carats

Fine Fancy Intense Pink diamond ring weighing 5.09 carats, SI1 Clarity, Excellent Polish and Symmetry

Fancy Intense Yellow diamond ring weighing 40.54 carats, VS1 Clarity

CARTIER Citrine, turquoise and diamond necklace, 1960s

CARTIER Very Fine Emerald weighing 14.65 carats, Colombian origin, minor oil

'The Red Miracle', Rare Fancy Red diamond ring weighing 1.21 carats, SI2 Clarity

VAN CLEEF & ARPELS Pair of emerald and diamond ear clip

Important emerald ring weighing 20.49 carats, Colombian origin, no clarity enhancements

BULGARI Sapphire and diamond ring, 'Trombino' weighing 8.04 carats, Kashmir, no heat