Description
Description
The SEIKO 5 SPORTS SBSA313 is a rare JDM Heritage Design Re-creation Limited Edition from the SEIKO 5 SPORTS SKX Sports Style lineup. Inspired by an influential SEIKO 5 SPORTS model from the late 1960s, this modern reinterpretation faithfully revives key vintage details, including the classic “5” emblem at 12 o’clock, the distinctive day-date display layout, compact case proportions, and bi-directional rotating bezel. The black dial gives this model a sportier and more versatile character while preserving the authentic retro atmosphere of the original design.
Powered by the proven Caliber 4R36, the SBSA313 features a Mechanical Automatic movement with manual winding capability. The movement operates at 21,600 vibrations per hour, uses 24 jewels, and provides approximately 41 hours of power reserve when fully wound. A stop-seconds function allows more precise time setting, while the day-date display adds practical convenience for everyday use. As a battery-free mechanical watch, it offers the traditional charm and engaging character appreciated by SEIKO automatic watch enthusiasts.
From a usability perspective, the SBSA313 is compact, wearable, and built for daily reliability. The 38.2 mm case diameter closely reflects the original vintage proportions, while the stainless steel bracelet, dual-curved Hardlex crystal, LumiBrite-treated hands, indexes, and bezel, screw case back, and 10 bar water resistance provide modern durability. This makes the watch suitable not only as a collectible display piece, but also as a practical daily-wear automatic watch.
Limited to 9,999 pieces worldwide, with only 1,000 pieces allocated to the Japanese domestic market, the SBSA313 is significantly more collectible than standard SEIKO 5 SPORTS models. Its black dial configuration gives it strong appeal for buyers seeking a rare JDM model with heritage design, mechanical performance, and authentic SEIKO character. This is a 100% authentic genuine SEIKO 5 SPORTS SBSA313, not a custom build, homage, or aftermarket reproduction.
Rare JDM Limited Model / 1,000 Pieces for Japan / 100% Authentic Genuine SEIKO
Key Specifications
- Case: 44.7 × 38.2 × 12.3 mm, 137g, stainless steel construction
- Bezel: Bi-directional rotating bezel
- Band: Stainless steel bracelet, one-push three-fold clasp
- Water resistance: 10 bar / 100m
- Movement: Caliber 4R36 Mechanical Automatic, manual winding compatible
- Frequency: 21,600 vibrations per hour / 6 beats per second
- Jewels: 24 jewels
- Power: Automatic winding with manual winding; approx. 41-hour power reserve
- Accuracy: +45 to -35 seconds per day
- Display: Analog black dial with vintage-style SEIKO 5 design
- Functions: Day display, date display, stop-seconds function, manual winding
- Special features: Heritage Design Re-creation, limited edition case back, serial number engraving, screw case back, rotating bezel, special presentation box
- Illumination: LumiBrite on hands, indexes, and bezel
- Glass: Dual-curved Hardlex crystal
- Origin: Japan Domestic Market (JDM)
- Warranty: 3-Year Manufacturer Warranty in Japan
- Model Code: SBSA313
- Release Date: July 2025
- Limited Edition: 9,999 pieces worldwide / 1,000 pieces for Japan
Key Highlights
The SBSA313 stands out through its black dial configuration, giving the Heritage Design Re-creation model a sharper and sportier appearance than the silver-dial version. The vintage “5” emblem, day-date layout, compact case, and bi-directional bezel preserve the character of the late-1960s inspiration while making the watch highly attractive to modern collectors.
Its Caliber 4R36 automatic movement delivers reliable mechanical performance with manual winding, stop-seconds functionality, 24 jewels, and an approx. 41-hour power reserve. This gives the watch the authentic feel of traditional mechanical watchmaking without requiring battery replacement.
On the wrist, the 38.2 mm case size offers a vintage-correct fit that works well for a wide range of wrist sizes. The stainless steel bracelet, dual-curved Hardlex crystal, LumiBrite visibility, and 10 bar water resistance add everyday practicality while maintaining the heritage-inspired design.
Within the SEIKO 5 SPORTS SKX Sports Style lineup, the SBSA313 is a highly collectible JDM limited edition. With only 1,000 pieces allocated to Japan, it is a strong choice for buyers seeking a rare black-dial SEIKO 5 SPORTS model with authentic heritage appeal and genuine mechanical character.
Short Promo Line
Rare JDM Limited Model / Only One Available / 100% Authentic Genuine SEIKO