
48 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the Spinnaker Popeye Dive Watch is the Seiko King Turtle ($650) — common cross-shop and Looks nearly identical. If price is the constraint, the Seiko SCVE053 at $207 (vs $600 for the Popeye Dive Watch) covers most of the same brief. From the independents, the Boldr Venture Velo Nocturne is the standout microbrand take — common cross-shop and Looks nearly identical. Stepping up, the Glycine Men's Combat Sub GMT 46mm Automatic Watch GL0332 ($3,195) 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.