Seiko Cal. 4481 - 638

The 4481-638 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4481 caliber with 32j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-c37834cea0f3]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1981

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