You don’t need a luxury-watch budget to get a little Patek Philippe style on your wrist. Casio’s new G-Shock 2500 collection starts at just $145, but its softened octagonal case and distinctive side details have already earned comparisons to the iconic Patek Philippe Nautilus . Watch enthusiasts have even given it a nickname: the “CasioNaut.” And with nine versions ranging from colorful resin models to full-metal designs, this could be one of G-Shock’s most talked-about releases of the year.

Officially, Casio says the new analog G-Shock 2500 reimagines its original 1983 DW-5000C. But the Nautilus comparisons are hard to miss, particularly the case’s rounded edges and protruding “ears.” It’s a familiar phenomenon for the brand: The popular G-Shock 2100 earned the nickname “CasiOak” thanks to its resemblance to Audemars Piguet’s Royal Oak.…