
48 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the Otsuka Lotec 6号 is the A. Lange & Söhne Zeitwerk — looks nearly identical and Same size. If price is the constraint, the Garrick S3 Deadbeat Seconds - Power Reserve at $50,800 (vs $495,000 for the 6号) covers most of the same brief. From the independents, the TSAO Baltimore Founders Edition Bronze-Grey is the standout microbrand take — shared caliber (Miyota 9015) 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.
Visually-adjacent picks pulled by the image-similarity engine. Quality varies — sometimes a true twin, sometimes just a rhyme.