Seiko Cal. 6635 - 868

The Seiko 6635-868 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-4903e4b09973]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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