
26 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the STEELDIVE SD1975 is the Seiko SCVE053 ($207) — common cross-shop and Visually similar. From the independents, the MMI Watches DUMBO 500M DIVE WATCH 316L NH35 "STEEL BRACELET PACKAGE" DB1NHS is the standout microbrand take — shared caliber (Seiko NH35) and Pro diver.
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.
Where the same idea goes when budget isn't the constraint: luxury upgrades and step-ups.