the Casio Calculator watch deserves a mention. Perhaps best known from its appearance on the wrist of Marty McFly in the hit film, Back to the Future, this watch is beloved by those in the know.

If you buy something via one of our links, we may earn a commission. Casio’s Vintage Data Bank Digital Watch is now on sale for $32, which is 57% off of the retail price of $75. If you’re a wa ...

But retro style trends have now ventured into watches, and no brand has more iconic models than Casio. Thankfully, you can score the brand's legendary digital calculator watch for under $35 right now.