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Seiko SPB439

Prospex 1968 Diver's Re-interpretation GMT Save The Ocean Limited Edition

2025 –2025 Limited Edition

What Should You Pay?

Estimated fair market values. Actual prices vary by condition, completeness, and seller.

New / Like New / Full Kit
$1,041 – $1,352
high confidence
Excellent / Pre-Owned
$853 – $1,108
high confidence
Used / Watch Only
$760 – $924
high confidence
Fair Market Value
$981
Blended estimate for excellent condition

Recent Comparable Listings

Community Marketplace

DateConditionAsking Pricevs MarketDeal
Apr 26Good$1,075-1%overpriced
Apr 20Good$1,075-1%overpriced
Apr 4Good$1,100+1%overpriced
Mar 25Good$1,100+1%overpriced
Mar 9Good$1,025-6%
Search Seiko SPB439 on eBay →

Part of Seiko's Save The Ocean series, this limited edition GMT diver combines the heritage of the 1968 professional diver's design with modern features. It features the longest power reserve of any Seiko mechanical watch at 72 hours and includes a GMT complication with a black ceramic bezel.

Specifications
Case Diameter 42 mm
Case Height 12.9 mm
Case Material stainless steel
Case Shape round
Case Back screw_down
Water Resistance 200m
Crystal sapphire
Bezel Type rotating_unidirectional
Bezel Material ceramic
Dial Color silver
Dial Indexes applied
Dial Hands stick
Bracelet/Strap metal
Bracelet Material stainless steel
Complications date, gmt
Movement
Movement Caliber 6R54
Type automatic
Power Reserve 72 hours
Frequency 21,600 vph
Jewels 24
Functions hours, minutes, seconds, date, gmt

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