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Seiko Prospex Sea PADI Special Edition
$1,200Stock unknown
Case
- Diameter
- 45mm
- Thickness
- 13.4mm
- Lug-to-lug
- 52.6mm
- Lug width
- 20mm
- Material
- Stainless Steel
- Water resistance
- 200m
Crystal & dial
- Crystal
- Sapphire
- AR coating
- Anti-reflective coating on inner surface
- Lume
- LumiBrite on hands, index(es) and bezel
Movement
- Caliber
- Seiko 6R35
- Type
- Automatic
- Power reserve
- 70h
- Jewels
- 24
Seiko
Seiko's upgraded automatic caliber offering a substantial 70-hour power reserve, nearly double the 4R35 it replaces in higher-end Presage and Prospex models. The extended reserve is achieved through a longer mainspring while maintaining the same 21,600 vph beat rate. Accuracy is tightened to -15/+25 seconds per day compared to the 4R35's wider tolerance. Represents Seiko's push to compete with Swiss movements offering 80-hour reserves.
Design language
- Case shape
- round
- Dial style
- textured
- Bezel
- rotating
- Bracelet
- lug-attached
- Hands
- mercedes
AI-detected from the product image
Prospex Sea collection · 33 watches
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The market
Market prices.
Retail$1,200
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Active listings1Across watch forums
Closed · 90d0Asking-price history
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Retail stock & market context
Seiko on the secondhand market
+10.5%
2026 so far · +5.9% to +16.1% · 91 matched watches
In line with the index
Divers as a group: +6.5% · 340 matched watches
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The community take
Owners talk.
The Seiko Prospex Sea PADI Special Edition is widely praised for its attractive PADI color schemes, often featuring blue and red accents, and striking dials described as gorgeous and standing out in the light. Owners report excellent build quality and bezel action, with one noting the watch feels like it can take a beating, and another highlighting the lume as among the best. The bracelet is also frequently called high-quality and exceeding expectations for its price point. However, some owners find the case design can make the watch feel top-heavy, and the pin and collar system on the bracelet can be difficult during resizing. The accuracy of the 4R35 movement is noted as +45 to -35 seconds per day, and some may prefer sapphire over the Hardlex crystal. Overall, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its distinctive aesthetics and robust build at its price point.
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