
44 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the OLTO-8 TIDE X Diving Automatic is the Seiko Prospex Sea Save the Ocean Special Edition ($625) — looks nearly identical and Automatic. If price is the constraint, the Casio GMD-B300 at $135 (vs $329 for the TIDE X Diving Automatic) covers most of the same brief. From the independents, the Beijing Watches The Majong-themed Big Winner Watch 45mm is the standout microbrand take — looks nearly identical and Automatic. Stepping up, the Omega Seamaster Diver 300M Co Axial Master Chronometer 42mm ($6,300) is where the same idea goes with a bigger budget.
Independent makers covering the same brief — usually with something the mainstream brands don't.
Established brands covering the same brief at a comparable price — same case size, similar movement family. Often the deciding click for a new buyer.
If the price is the only thing keeping you off this watch, these get you most of the way there for less.
Where the same idea goes when budget isn't the constraint — luxury upgrades and step-ups.