Seiko Cal. 6636 - 505

The Seiko 6636-505 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f97691b57d99]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1987

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