Seiko Cal. 5641 - 338

The Seiko 5641-338 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-a0a0c556ab84]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1968

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