Seiko Cal. 3890 - 456

This Hand-Winding model from 1981 features a 46mm Titanium case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-367d2c4fc5b2]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1981

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