Seiko Cal. 4491 - 612

The Seiko 4491-612 represents an important milestone in Seiko's 1984 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-2cd0c460c9c8]

Also known as: Monster, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1984

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