The small pocket in the larger pocket of your jeans was designed for pocket watches.
That Tiny Jeans Pocket Was Made for Pocket Watches
Look down at your jeans. See that tiny pocket sitting above your regular front pocket? It's so small you can barely fit two fingers in it. Most people assume it's for coins, maybe a guitar pick, or perhaps just a vestigial design feature that clothing manufacturers never bothered to remove.
They're half right about that last part. But this little pocket has a name—the watch pocket—and it's been part of your jeans since the very first pair rolled off the line in 1873.
A Pocket Made for Time
When Levi Strauss and Jacob Davis received U.S. Patent No. 139,121 for "Improvement in Fastening Pocket-Openings" in 1873, they created what they called "waist overalls." These weren't fashion statements—they were workwear designed for miners, railroad workers, and cowboys who needed durable pants that could survive serious labor.
The original design featured four riveted pockets, and one of them was that small pocket positioned above the larger right pocket. Its purpose? To safely store a pocket watch.
In the late 1800s, wristwatches didn't exist as we know them today. Men carried small timepieces on chains, tucking them into pockets to protect them from damage. For workers doing physical labor—swinging pickaxes, hauling materials, riding horses—a delicate mechanical watch bouncing around in a regular pocket was a recipe for disaster. The dedicated watch pocket kept these expensive accessories secure and accessible.
Why It Never Went Away
Here's the fascinating part: pocket watches have been obsolete for nearly a century. Wristwatches became mainstream in the early 20th century, particularly after World War I when soldiers found them more practical than fumbling for a pocket watch in the trenches. By the 1930s, wristwatches had completely dominated the market.
Yet Levi's—and pretty much every other jeans manufacturer—kept the watch pocket. Why? Heritage and habit. Levi Strauss & Co. still officially calls it the "watch pocket" in their documentation, preserving a piece of functional history that's now survived over 150 years.
The pocket also proved surprisingly adaptable. Once pocket watches disappeared, people found new uses for that little space:
- Coins and small bills
- Lighters
- Keys or key fobs
- Guitar picks
- USB drives and AirPods
- Chapstick or small medications
The Design That Wouldn't Die
Fashion is full of vestigial features—decorative buttons that don't button, fake pockets that don't open, suit jacket vents that harken back to horseback riding. The watch pocket falls into this category, but with a twist: it's still useful.
That's probably why it endures. While its original purpose vanished with the pocket watch, its size and placement make it perfect for the small items we carry today. It's gone from protecting a $50 timepiece in 1890 to protecting your $200 AirPods in 2025—different era, same problem solved.
So next time someone asks why jeans have that weird little pocket, you can tell them it's a 150-year-old design feature that outlived its original purpose but never lost its usefulness. Not bad for a pocket that most people can't even fit their whole hand into.