Lot 202. Superb fancy intense blue diamond of 5.23 carats and diamond ring. Estimate CHF 3,500,000 - CHF 4,500,000 (USD 3,500,000 - CHF 4,500,000). Unsold. © Christie's Images Ltd 2019.

Fancy intense blue cut-cornered rectangular modified brilliant-cut diamond of 5.23 carats, baguette-cut diamonds, platinum, ring size 6 ½.