Seiko Cal. 5641 - 262

The 5641-262 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-2bd66e5cd640]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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