
The Seiko Prospex Is the Best Gateway to Japanese Watchmaking. Here Is What the Pre-Owned Market Actually Charges.
The Seiko Prospex is the best gateway to Japanese watchmaking under $1,000. A working dealer's guide to the movement hierarchy — NH35 vs 6R35 vs 8L35 — what each tier actually costs pre-owned, the condition checklist for buying dive watches, and how Prospex leads directly to Grand Seiko.
June 12, 2026