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Seiko Presage

[D] SPB309J1

[D] SPB309J1

  • This product is discontinued and no longer available

Seiko Presage x Automatic ft. Sharp Edged Series aka Open Heart Men Formal Round 100m Water Resistant Watch SPB309J1 SPB309 SPB-309 SPB-309J1

Discover the Seiko Presage Sharp Edged Series, featuring a 40.2mm stainless steel case, geometric Asanoha-pattern dial, and the 6R38 movement (70h power reserve). With sapphire crystal, 100m water resistance, and elegant bracelet, this watches blend Japanese craftsmanship with contemporary dress watch sophistication.

Caliber Number / Movement
6R38 (automatic with manual winding capacity)

Power Reserve / Accuracy
Approximately 70 hours (+25 to -15 seconds per day)

Crystal
Sapphire crystal (anti-reflective coating)

Luminous
LumiBrite on hands and indexes

Case / Band Material
Stainless steel (super hard coating) case with stainless steel band (three-fold clasp with push-button release)

Water Resistance
100m / 10 bar

Case Size
Thickness: 11.8 mm
Diameter: 40.2 mm
Length: 47.4 mm
Lug width: 20.0 mm

Other Specifications
Seiko Presage x Automatic ft. Sharp Edged Series aka Open Heart
Made in Japan
See-through case back
Screw case back
24 jewels
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)

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