
48 watches that match on case size, movement family, and price band. Sorted by how close the match is.
The closest alternative to the HTD Watches Aquatìc SpaceBoy is the Mido Ocean Star 39 ($1,250) — pro diver and Looks nearly identical. If price is the constraint, the Bulova Black Dial Stainless Steel Bracelet Vintage Sea Hunter 43B175 at $395 (vs $949 for the Aquatìc SpaceBoy) covers most of the same brief. From the independents, the HTD Watches Aquatìc Bicchierini is the standout microbrand take — same family (Aquatìc) and Pro diver. Stepping up, the Vertex M60 AquaLion ND ($3,243) 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.