If you own any furniture from IKEA, you'll find it hard to believe that it could potentially be worth thousands of dollars. Well, if you own any of these vintage pieces, you could be sitting on a goldmine.

The 1944 'Mushroom' or 'Clam' chair has sold for $70,705:

Barnebys

Retro 'Teak' bookshelf and cabinet has sold for $4,241:

Barnebys

These 'Vilbert' chairs were worth $85 in 1993 and now sell for over $990:

Barnebys

The 'Nejlika' has sold for $1,668:

Barnebys

These Amiral steel and leather chairs are now worth $1,236:

Barnebys

This Bergslagen sideboard table has sold for $3,216:

Barnebys

These olive chairs are now worth $2,119:

Barnebys

This 'Q56' red leather armchair has been sold for $1,237:

Barnebys

Read more at HouseBeautiful.