
48 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the Unimatic Modello Tre U3-AEB is the Glycine Men's Combat Sub Box Ceramic 41mm Automatic Watch ($705) — pro diver and Looks nearly identical. If price is the constraint, the Orient Diver Design 40 at $395 (vs $840 for the Modello Tre U3-AEB) covers most of the same brief. From the independents, the Unimatic Modello Tre U3-AEG is the standout microbrand take — shared caliber (Seiko VK64) and Same family (Modello). Stepping up, the Bremont Supermarine 300M ($3,550) 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.