Seiko Cal. 4581 - 836

Released in 1987, the Cal. 4581 with design code 836 was part of Seiko's domestic market collection. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-19ebae73eceb]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1987

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