Even if you don't know anything about watches, you've darn well heard of "Pepsi." And we're not talking about the drink.

Master, which was released in 1955 and is celebrating its 70th birthday this year, was a totally new kind of travel watch.

All products are independently selected ... when none other than Harrison Ford strapped on a Rolex Explorer with his black-tie getup. Not exactly dress-watch fare, the Explorer—which officially ...