Seiko Cal. 4468 - 639

The Seiko 4468-639 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-1e033288999b]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1977

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