Seiko Cal. 5618 - 164

The Seiko 5618-164 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-d5b71a03f9b6]

Also known as: UFO, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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