Lot 410. 7.04 carats sapphire, 4.47 carats ruby and 11.48 carats E Colour, VS2 Clarity diamond pendent necklace. Estimate 260,000 — 325,000 CHF. Lot sold 314,500 CHF. Photo: Sotheby's 2012

The detachable pendant designed as an articulated line set with a cushion-shaped purple sapphire weighing 7.04 carats, a similarly cut ruby weighing 4.47 carats, and a modified kite portrait-cut diamond weighing 11.48 carats, each framed and bordered by a triple row of brilliant-cut stones, to a necklace composed of alternating brilliant-cut and baguette diamonds, length approximately 520mm. 

Accompanied by three GIA reports:
No. 2145778783, stating that the 7.04 carat natural sapphire is purple, natural colour, with no indications of heating.
No. 2145778811, stating that the 4.47 carat natural ruby is purplish red, natural colour, with no indications of heating.
No. 5111369001, stating that the 11.48 carat diamond is E Colour, VS2 Clarity.