
42 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the San Martin Vintage GMT SN005 is the Orient Diver Design 40 ($395) — common cross-shop and Skin-diver style. If price is the constraint, the Casio Edifice EFK-100D covers most of the same brief. From the independents, the Shiro Kara Vintage Sapphire Ichigo いちご is the standout microbrand take — skin-diver style and Looks nearly identical. Stepping up, the Hamilton Khaki Navy Scuba Auto ($975) 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.