Seiko Cal. 4481 - 485

The 4481-485 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4481 caliber with 31j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-538aefb553b6]

Also known as: Shogun, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1965

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