1-Day-Only Costco Deals You Won't Find in Stores

Costco isn't done with its parade of holiday savings quite yet. True to the spirit of Cyber Monday, it's unleashing a round of bargains on big-ticket items that won't be available in your local warehouse. Here are four impressive deals that you'll find only online, and only on Monday. (Not a Costco member? You can apply here.)

Prices and availability are subject to change. Sale prices may not yet be active.

Related: 100 Holiday Gifts Under $100

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Sale Price: $800

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Regular Price: N/A

Take your pick on this set's best feature: The impressive NanoCell 4K display, Dolby Atmos audio, built-in Alexa and Google Assistant, or the included Allstate protection plan.

Related: Best Black Friday and Cyber Monday Deals From Sam's Club

Sale Price: $1,700

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Regular Price: $2,100

In the market for a high-end laptop? Take advantage of the sweet $400 price break on this Dell with an OLED display and an Intel Core i7 processor. 

Sale Price: $8,000

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Regular Price: $10,000

Holiday proposal in the works? This impressive ring features an impossibly sparkly, near-colorless 1.2-carat-weight round diamond surrounded by smaller stones, for a total of 2 carats. 

Related: 25 Surprisingly Expensive Products From Costco

Sale Price: $2,500

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Regular Price: $2,700

If a 55-inch screen just isn't big enough, try this 77-inch monster on for size. You'll also get the additional Allstate protection plan and another nice little bonus: a $100 streaming credit good for Google Play, Paramount Plus, Showtime, Sling TV, or Xbox. 

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