CLEAN : FILE: Rare diamond earrings go under the hammer

The video discusses an extraordinary pair of diamonds, a vivid blue and an intense pink, with a combined estimate of over $50 million. The blue diamond is the largest vivid blue internally flawless diamond ever auctioned. Currently mounted as earrings, they can also be worn as rings. The selling strategy allows buyers to purchase them individually, providing flexibility for those interested in only one of the diamonds.

Why might the diamonds be sold one at a time?

What options do buyers have regarding the purchase of the diamonds?