Description
Introducing a new model from the Seiko 5 Sports "SKX Series" that represents a true evolution of the popular archive model "SKX399."
Product Number: SBSA305
Series Name: SKX Series
Caliber No.: 4R36
Movement Type: Mechanical Automatic (with manual winding)
Accuracy: +45 to -35 seconds per day
Power Run: Approximately 41 hours when fully wound
Jewel Count: 24
Functions: Stop-seconds function, Calendar (Date and Day of the Week), Day of the Week in two languages EJapanese and English)
Case Material: Stainless Steel
Case Back: Stainless Steel and Crystal
Case Size (H x W x H): 13.9mm x 42.5mm x 46.0mm
Crystal Material: Curved Hardlex
Lumibrite: Yes (Hands and Inner Diameter) (Dex)
Clasp: One-push three-fold type
Wrist circumference (maximum): 205.0mm
Band width: 22mm
Water resistance: Enhanced water resistance for everyday use (10 bar)
Magnetic resistance: Yes
Weight: 187.0g
Other features: Unidirectional rotating bezel, double-locking clasp, see-through case back, screw-down case back
Country of origin: Japan
Release date: June 6, 2025
Warranty: 3-year manufacturer's warranty
*Prices and points may differ between online and physical stores.
#SHOWTHESTYLE SEIKO5SPORTSSPOTRS



