Seiko Prospex 1965 Heritage Diver

Seiko Prospex SPB451 – 1965 Heritage Diver – Like New – €900

Selling my Seiko Prospex SPB451, purchased brand new at the end of August 2026.

The watch is in like-new condition, extremely well looked after and barely used.

Retail price in Ireland: €1,500

Asking price: €900 – 40% below retail!

Key Features

- Upgraded Seiko 6R55 Automatic Movement – Introduced to this collection in 2024, featuring an impressive 72-hour (3-day) power reserve. An evolution of Seiko's proven 6R movement family.
- Super-Hard Coating – Both the stainless steel case and bracelet feature Seiko's special hardened coating, providing enhanced scratch resistance and helping preserve the original finish.
- 40mm Stainless Steel Case – Beautifully proportioned, with a comfortable 46.4mm lug-to-lug measurement.
- 300m Water Resistance – A true professional-grade dive watch.
- Curved Sapphire Crystal – Highly scratch-resistant, with an anti-reflective coating.
- Stunning Scuba Blue Dial & Bezel – A beautiful deep blue finish that looks fantastic in different lighting conditions.
- Premium Stainless Steel Bracelet – Updated design with shorter links, improved comfort and a secure clasp with diver's extension.
- Excellent LumiBrite – Outstanding visibility in low-light conditions.
- 1965 Heritage Design – Inspired by Seiko's legendary first Japanese diver's watch, combining iconic styling with modern technology.

The SPB451 is one of Seiko's most refined modern dive watches, offering excellent build quality, a recently upgraded automatic movement and premium specifications.

Condition: Like New

Purchased: Late August 2026

Price: €900

A fantastic opportunity to own a premium Japanese automatic diver at a substantial discount compared to Irish retail prices.