A first-generation iPhone in its original factory-sealed condition was recently sold at an online auction. image credit: Google

The owner of the iPhone, Karen Green, had kept the phone sealed in its box for years, believing it would be valuable to collectors. image credit: Google

The phone was only usable on AT&T;'s network, while Green used Verizon , so she never used it herself. image credit: Google

The phone was estimated to sell for around $5,000, but ended up selling for over $63,000. image credit: Google

The auction was conducted by LCG Auctions , which specializes in pop culture collectibles. image credit: Google

The phone was described as having "sharp corners" and "rich color," and was in "case fresh" condition. image credit: Google

The phone featured a 2-megapixel camera and web browser, along with a touchscreen with 12 icons. image credit: Google

Bidding started at $2,500 and there were reportedly 10 bidders competing for the phone. image credit: Google

The winning bidder was anonymous and based in the United States. image credit: Google

Other factory-sealed, first-generation iPhones have also sold for high prices at auction. image credit: Google