From faded patterns to missing lids, collectors say these details can dramatically affect the value of vintage Pyrex.

Until recently, vintage Pyrex was purchased mainly by longtime devotees—or passed down from previous generations. But in the past few years, the cookware collection has attracted new admirers. While ...

Rare vintage Pyrex kitchenware is commanding record prices, with certain patterns selling for thousands amid a broader collectibles boom. Designs like the Lucky in Love casserole have reached $4,000, ...

Time to check your kitchen cabinets!