The Sport SBGJ237 43.18mm Stainless steel Blue (Reference SBGJ237) is a luxury wristwatch by Grand Seiko.

On TheWatchInfo, the Sport SBGJ237 43.18mm Stainless steel Blue is tracked across the secondary market in real time. There are currently 1 active listing with an average asking price of $4,522. Listings are sourced from Dealer. Price history, trend analysis, and condition breakdowns are available on this page.

Grand Seiko watches are among the most actively traded on the pre-owned market. The Sport SBGJ237 43.18mm Stainless steel Blue Ref. SBGJ237 is sought after by collectors for its combination of craftsmanship, heritage, and resale value retention. Buyers and sellers use TheWatchInfo to track real-time price movements, compare listings across platforms, and understand fair market value before transacting.

When purchasing a pre-owned Sport SBGJ237 43.18mm Stainless steel Blue Ref. SBGJ237, key factors to consider include the condition grade (unworn, mint, excellent, good), presence of original box and papers, service history, and whether the watch has been modified. Prices for examples with full box and papers typically command a 10–20% premium over card-only or watch-only examples. Use the listings and price history on this page to benchmark what a fair price looks like right now.