Description
Introducing a model of Seiko's legendary Alpinist, upgraded to modern specifications.
Product Number: SBDC209
Series Name: Alpinist
Caliber No.: 6R55
Movement Type: Mechanical Automatic (with manual winding)
Accuracy: +25 to -15 seconds per day
Power Run: Approximately 72 hours when fully wound
Jewel Count: 24
Functions: Stop-seconds function, calendar (date) function
Case Material: Stainless steel
Case Back: Stainless steel and crystal
Case Coating: DiaShield
Case Size (H x W x H): 12.7mm x 39.5mm x 46.4mm
Crystal Material: Lens Sapphire
Crystal Coating: Anti-reflective coating on the inner surface
Lumibrite: Yes (hands and indexes)
Clasp: One-push three-fold clasp
Band Width: 20mm
Water Resistance: Enhanced water resistance for everyday use (20 bar)
Magnetic Resistance: Yes
Other Features: Simple compass ring, screw-down crown, see-through case back, screw-down back
Country of Origin: Japan
Release Date: November 8, 2025
Warranty: 3-year manufacturer's warranty
*Prices and points may differ between online and physical stores.