Casio F91: Thirty-Five Years, Zero Updates

Three million made every year. One design unchanged since 1989. The Casio F-91W proves that genius needs no revision.
At first glance, it’s deceptively humble – a small digital square with basic functions and plastic construction. But there’s remarkable depth here.
Module 593 delivers quartz precision within thirty seconds per month. A CR2016 battery runs seven years without intervention. The resin case weighs just twenty-one grams on your wrist.
Three buttons handle everything – mode, start, stop. The green backlight glows faint but functional. Each click feels deliberately engineered, more satisfying than buttons costing hundreds of times more.
Obama wore one. So did Gates. Ryan Reynolds chooses it over Swiss alternatives. Not for irony or statement, but for something luxury can’t provide – complete psychological freedom.
No marketing manipulation. No artificial scarcity. No authorized dealers.
This is what happens when a product succeeds purely on merit – reliable timekeeping that makes you forget you’re wearing a watch at all.