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Seiko Prospex

SPB103J1

SPB103J1

$989
$1,314 $989
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Seiko Prospex x Mechanical ft. Sumo Men Casual Formal Tonneau Diver 200m Water Resistant Watch SPB103J1 SPB103 SPB-103 SPB-103J1

Caliber Number / Movement
6R35 (automatic with manual winding capacity)

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

Crystal
Sapphire crystal

LumiBrite
Lumibrite on hands, indexes and bezel

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

Water Resistance
200m / 660ft diver’s

Case Size
Thickness: 12.9 mm
Diameter: 45.0 mm
Length: 52.6 mm

Other Specifications
Seiko Prospex x Mechanical ft. Sumo
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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