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Seiko Prospex

[D] SPB187J1

[D] SPB187J1

  • This product is discontinued / fully sold out and no longer available

Seiko Prospex x Automatic ft. Marinemaster Men Diver Round 200m Water Resistant Watch SPB187J1 SPB187 SPB-187 SPB-187J1

Explore the Seiko Prospex Marinemaster SPB187J1 - a professional 200m diver watch with 6R35 automatic movement (70-hour power reserve). Featuring a stainless steel case, sapphire crystal, lumibrite markers, and unidirectional bezel. Made in Japan for precision diving performance.

Caliber Number / Movement
6R35 (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, indexes and bezel

Case / Band Material
Stainless steel case with stainless steel band (three-fold clasp with secure lock, push-button release with extender)

Water Resistance
200m / 660ft diver

Case Size
Thickness: 12.5 mm
Diameter: 42.0 mm
Length: 48.8 mm
Lug width: 20.0 mm

Other Specifications
Seiko Prospex x Automatic ft. Marinemaster
Made in Japan
Unidirectional rotating bezel
Screw-down crown
Screw case back
24 jewels
Date display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)

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