SPB445J1
The Seiko Presage SPB445J1 from the Craftsmanship Series features a handcrafted Arita porcelain dial, celebrated for its elegance and heritage. Powered by the 6R5H automatic movement, it offers a 72-hour power reserve with hour, minute, seconds, and 24-hour display. Housed in a super-hardcoated stainless steel case and protected by dual-curved sapphire crystal, this 100m water-resistant timepiece merges Japanese artistry with precision watchmaking. A see-through case back reveals its mechanical beauty.
Movement
Calibre: 6R5H
Movement Type: Automatic with Manual Winding
Accuracy: -15/+25 seconds per day
Power Reserve: 72 Hours
Jewels: 24
Exterior
Dial Colour: White (Arita Porcelain)
Case Material: Stainless steel (super-hard coating)
Strap/Bracelet: Stainless steel
Clasp: Three-fold clasp with push button release
Case Diameter: 40.6mm
Case Thickness: 12.5mm
Case Length: 49.1mm
Lug Width: 20.0mm
Crystal & Water Resistance
Crystal Type: Dual-curved sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
Water Resistance: 10 BAR
Magnetic Resistance: 4,800 A/m
Other Features
Arita porcelain dial
Recessed concentric circle design
24-hour subdial at 6 oâclock
Screw case back
See-through case back
Stop seconds hand function
