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Your New Favorite Seiko Prospex Marinemaster Automatic – Sje099 Save 55% Now [s8J3TEcQ]

$112.99 $361.99 -69%

Seiko Prospex Marinemaster Automatic: A Legacy RebornThe Your New Favorite Seiko Prospex Marinemaster Automatic – Sje099 Save 55% Now [s8J3TEcQ] is a true testament to Seiko's rich heritage and innovative spirit. This exquisite diver's watch not only pays homage to the iconic 1965 model but

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Seiko Prospex Marinemaster Automatic: A Legacy Reborn

The Your New Favorite Seiko Prospex Marinemaster Automatic – Sje099 Save 55% Now [s8J3TEcQ] is a true testament to Seiko's rich heritage and innovative spirit. This exquisite diver's watch not only pays homage to the iconic 1965 model but also raises the bar with its cutting-edge features. Its see-through screwdown caseback reveals the 26-jewel 6L37 movement, a symbol of precision and craftsmanship. The watch boasts a flexible double-curved stainless steel bracelet with a super-hard coating, ensuring both comfort and durability. Here are some of the key features that set this watch apart:
  • 26-jewel 6L37 movement
  • See-through screwdown caseback
  • Super-hard coated bracelet

Technical Specifications and Design

The Prospex Marinemaster Automatic is powered by the automatic 6L37 movement, which offers manual winding capability and a 45-hour power reserve. The watch beats at 28,800 vibrations per hour, ensuring precise timekeeping. The light blue patterned dial, complemented by LumiBrite hands and markers, provides excellent visibility in all lighting conditions. Its uni-directional rotating elapsed timing bezel meets ISO standards for scuba diving, offering a water resistance of 200 meters. The watch is crafted from stainless steel with a super-hard coating, and the box-shaped sapphire crystal features an anti-reflective coating for enhanced clarity. Here are some of the technical specifications that make this watch a standout piece:
  • Automatic 6L37 movement
  • 45-hour power reserve
  • Water resistance: 200 meters

Practical Uses and Target Audience

The Seiko Prospex Marinemaster Automatic is an ideal choice for both collectors and watch enthusiasts. Its classic design, combined with modern technology, makes it perfect for everyday wear or for exploring the depths of the ocean. Whether you're diving, hiking, or simply enjoying a day at sea, this watch is a reliable companion. Its balanced profile, with a diameter of 39.5mm, thickness of 12.3mm, and length of 47.2mm, ensures it complements any outfit. This watch is also packaged in a special collector's box, adding to its appeal. Here are some of the benefits and uses of this remarkable watch:
  • Reliable for diving and daily wear
  • Perfect for collectors and watch enthusiasts
  • Special collector's box packaging

What Our Customers Say

January 13, 2026

Absolutely no complaints!

This is a product that just works beautifully.

- Savannah Sanders.

January 13, 2026

Absolutely no complaints!

It’s a very well-ventilated and cool-running device.

- Omicron_Prime.

January 13, 2026

Absolutely no complaints!

The product is a testament to great design.

- Evan M..

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