Lot 125. 8.04 carats, F color, VS1 clarity Diamond ring, Verdura. Estimate 175,000 — 225,000  USD. Lot sold 336,000 USD. Photo: Sotheby's 2007

The square emerald-cut diamond weighing 8.04 carats, framed by small round diamonds set on the prongs and shoulders, mounted in platinum, signed Verdura. With signed box. 

Accompanied by GIA report no. 15316421 stating that the diamond is F color, VS1 clarity; together with original working diagram stating that the stone may be improvable.