Seiko Cal. 5677 - 401

The Seiko 5677-401 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-2ddec3ae98d0]

Also known as: UFO, Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1977

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