The Nokia Lumia 920's price on Amazon is still cheap compared to AT&T Online's offer, however, two models appear to be running low on stock and one is officially "unavailable."

Amazon has priced the Lumia 920 Windows Phone 8 device at $0.01 for new AT&T customers who sign a two-year contract and current customers who want to add a new line of service. The $0.01 offer is valid for both individual and family plans.

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Existing AT&T customers who want to upgrade to the Lumia 920 will have to pay a bit more: $39.99 with a two-year contract.

Amazon's "Without a Service Plan" cost increases the Lumia 920 price to $529.99.

Amazon does offer the five traditional color models of the Lumia 920: black, cyan, red, white, and yellow. Two of the models, however, are running low in stock. As of 5:25 p.m. EST, 14 units of the yellow model and one cyan model remain on sale. The black model is unavailable.

"We don't know when or if this item will be back in stock," Amazon said of the black Lumia 920 model.

To view the five Lumia 920 models on Amazon, click here.

The Lumia 920 smartphone has a screen size of 4.5 inches, 32GB of internal storage with 1GB of RAM, an 8-megapixel rear-facing camera with 3,264x2,448 pixels with LED flash, Bluetooth 4.0, an NFC chip and a 2,000 mAh battery capacity.