In Nacional, a valuable item from Zapatero's collection has been identified. The most valuable piece is a diamond and emerald collar, specifically featuring emeralds from Zambia. This item has been valued at 278,000 euros.

Another notable piece in the collection is a gold collar, made of 18-karat white gold and featuring 13 sapphires from Tailandia. These items are part of a larger collection that was seized from the former president of the government. Further details about the collection and its valuation can be found in El Mundo.

The source provides more information about the items and their origins, for those interested in learning more.