Presage SPB521J1
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Description
The Seiko Presage SPB521J1 is a watch that quietly speaks to those who appreciate craftsmanship and timeless design. With its compact 36mm stainless steel case—finished in a super hard coating for added durability—it feels refined and comfortable on the wrist.
Inside, the 6R51 automatic movement keeps things running smoothly, offering a generous 72-hour power reserve and precise timekeeping. The dual-curved sapphire crystal, treated with anti-reflective coating, ensures a clear view of the dial in any light.
Flip it over and you’ll find a see-through screw case back that reveals the intricate mechanics at work—a subtle nod to the artistry beneath the surface. Water-resistant up to 10 bar and paired with a secure deployment clasp, it’s a reliable companion that blends elegance with everyday practicality.
Movement
Caliber Number: 6R51
Movement Type: Automatic with manual winding
Precision: '+25 to -15 seconds per day
Power Reserve: Approx. 72 hours(3 days)
Jewels: 24
Functions:
- Stop second hand function
Case / Band
Case Material: Stainless steel (super hard coating)
Thickness: 12.5 mm
Diameter: 36 mm
Lug-to-lug: 41.4 mm
Crystal: Dual-curved sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
Clasp: Deployment clasp with push button release
Bracelet Length: 195.0mm
Distance Between Lugs: 18 mm
Other Details
Weight: {"value":118.0,"unit":"g"}
Features:
- See-through & screw case back
Any purchase through our SEIKO Online Store has a 3-year guarantee.
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