
48 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the Breitling Superocean Heritage B31 Automatic is the Breitling Superocean Heritage B31 Automatic ($8,050) — shared caliber (Breitling B31) and Same family (Superocean Heritage). If price is the constraint, the Seiko Prospex Sea 1968 Heritage Diver's GMT at $1,500 (vs $6,500 for the Superocean Heritage B31 Automatic) covers most of the same brief. From the independents, the Formex Reef 42 mm is the standout microbrand take — pro diver and Looks nearly identical.
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.