A bold reimagining of a Seiko classic, the Prospex SPB475 honors the legacy of the 1968 diver’s watch with a contemporary GMT twist. Limited to just 500 pieces for the U.S. market, this exclusive model features upgraded materials, a vibrant dial, and a new movement designed for travelers who demand professional-grade performance and timeless design.

Key Features

Exclusive Design & Heritage Influence

• Limited Edition of 500 with engraved serial number

• Vertically gradated blue-green dial evoking the transition from sea to surface

• Distinctive bronze-tone GMT hand for tracking a second time zone

• 42 mm case with balanced 12.9 mm thickness and 48.6 mm lug-to-lug

Professional Dive Capabilities

• Stainless steel case with super-hard coating for increased durability

• Black ceramic unidirectional rotating bezel for elapsed time tracking

• 200m water resistance, ISO-certified for scuba diving

• Screwdown crown and caseback ensure reliability in demanding environments

Advanced GMT Movement

• Caliber 6R54 – Automatic GMT with manual winding

• Power reserve: Approximately 72 hours

• 24 jewels | 21,600 vibrations per hour

• Date display | Independent GMT hand for dual-time functionality

Refined Details & Comfort

• LumiBrite on hands and markers for excellent low-light visibility

• Sapphire crystal with inner anti-reflective coating

• Stainless steel bracelet with tri-fold push-button clasp and secure lock extender

• Lug width: 20 mm

The Seiko Prospex SPB475 unites vintage dive aesthetics with modern GMT functionality in a highly limited production. Built for serious adventurers and seasoned collectors, it delivers style, substance, and scarcity—all in one exceptional diver’s timepiece.