Seiko Cal. 6136 - 643

The Seiko 6136-643 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-81a751b716f4]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1969

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