Seiko Cal. 3857 - 526

Released in 1965, the Cal. 3857 with design code 526 was part of Seiko's domestic market collection. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-bffc9102dd04]

Also known as: World Timer, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1965

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