Seiko Cal. 0778 - 636

The 0778-636 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-6cc6aef644fe]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1995

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