Ancient Statue is an object in Pokémon Black and White, and also called Relic Statue. It can be found on Floor 1 in the Abyssal Ruins, (using dive from Undella Bay). It can be sold to the billionaire in Undella Town. Battling The Riches Draco (Billionaires son) can get you into the mansion. He will say "Come Back tomorrow, you look bored."
When you do, more and more people will battle you, but be careful, because you will not get a chance to heal, except in battle. Draco has a Buizel, Level 62. The levels go up from 60-70, so be prepared to fight!
The Relic/Ancient Statue is worth 200,000 poke-dollars when sold to the Billionaire.