Seiko Cal. 6636 - 918

This Hand-Winding model from 1985 features a 44mm Two-Tone case. Powered by the 6636 caliber with 25j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-1efb3bf45b00]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1985

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