Product Overview
The Seiko SSK003 Automatic Watch for Men is a bold and functional timepiece from the renowned 5 Sports collection, designed for those who value precision, durability, and style. Featuring a striking blue dial with luminous hands and markers, this watch ensures excellent legibility in all lighting conditions. Its black and blue GMT bezel not only enhances the sporty aesthetic but also serves a practical purpose for tracking a second time zone. Built with a self-winding automatic movement and a 100-meter water resistance rating, this watch is engineered for everyday wear and active lifestyles. Whether you’re diving, swimming, or simply navigating a busy day, the SSK003 delivers reliable performance with unmistakable Seiko craftsmanship.





Key Features
- Blue Dial with Luminous Hands & Markers: The vibrant blue dial provides a sleek, modern look while ensuring high visibility. Equipped with LumiBrite technology, the hands and hour markers glow brightly in low-light environments, allowing for easy time reading at night or underwater. This feature enhances both safety and convenience, especially during nighttime activities or in dimly lit settings.
- Black & Blue GMT Bezel: The unidirectional rotating bezel features a two-tone black and blue design, commonly known as a “Pepsi” bezel, which is ideal for tracking a second time zone—perfect for travelers or professionals managing international schedules. The bezel’s precise markings and secure grip allow for accurate adjustments, making it both functional and visually distinctive.
- 100m Water Resistance: With a water resistance rating of 100 meters (10 bar), this watch is suitable for swimming, snorkeling, and other water-related activities. It withstands splashes, rain, and brief submersion, offering peace of mind for active users who need a dependable watch in various environments.
- Automatic Self-Winding Movement (Caliber 4R36): Powered by Seiko’s reliable 4R36 automatic movement, this watch harnesses energy from the wearer’s natural motion to keep time, eliminating the need for battery replacements. It also features manual winding capability and a hacking function, allowing for precise time setting—ideal for those who appreciate mechanical precision and longevity.
- See-Through Case Back: The stainless steel case features a transparent back, offering a fascinating glimpse into the intricate workings of the automatic movement. This design element highlights Seiko’s commitment to both form and function, appealing to watch enthusiasts who appreciate the artistry of mechanical timepieces.




Technical Specifications
- Collection: 5 Sports – A dynamic line known for sporty designs and rugged reliability.
- Dial: Round, Blue – Offers a bold contrast with luminous markers for enhanced readability.
- Crystal: Hardlex – A durable mineral crystal that resists scratches and maintains clarity over time.
- Markers: Minimalist LumiBrite – Sleek hour markers with luminous coating for visibility in the dark.
- Day/Date Calendar: Yes – Conveniently displays both day and date at the 3 o’clock position.
- Case: Silver-Tone with See-Through Back – Stainless steel construction with exhibition case back for movement visibility.
- Bracelet: Stainless Steel Mesh – Comfortable, breathable, and stylish, suitable for daily wear.
- Movement: Self-Winding with Manual – Automatic winding with option for manual adjustment.
- Caliber: 4R36 – A robust and reliable Seiko movement with 41-hour power reserve.
- Water Resistance: 100 meters, 10 bar – Suitable for swimming and water sports.
- Product Dimensions: 5 x 4 x 3.5 inches; 10.23 ounces – Compact and lightweight for comfortable wear.
- Item Model Number: SSK003
- Department: Men’s
- Manufacturer: Seiko
- ASIN: B0B6JVCYMN
- Date First Available: July 14, 2022






Benefits & Uses
The Seiko SSK003 is ideal for men who seek a versatile, high-performance watch that transitions seamlessly from casual to active settings. Its 100-meter water resistance makes it perfect for swimmers, snorkelers, and outdoor enthusiasts, while the GMT bezel appeals to frequent travelers needing dual-time functionality. The luminous dial ensures usability in low-light conditions, whether you’re on a night dive or checking the time during an evening commute. The automatic movement eliminates battery concerns and offers long-term reliability, making it a sustainable choice for daily wear. With its durable stainless steel construction and stylish mesh bracelet, this watch combines ruggedness with elegance, suitable for both sport and everyday fashion.




Why Choose This Product
The Seiko SSK003 stands out with its blend of sporty design, advanced functionality, and trusted Seiko engineering. As part of the iconic 5 Sports collection, it embodies a legacy of durability and innovation. The inclusion of a GMT bezel, luminous markers, and 100m water resistance offers exceptional value rarely found in this price range. Backed by a reputable brand and a solid 4.6-star customer rating, this watch delivers performance, style, and reliability—making it a smart investment for any watch enthusiast or active individual.