Seiko Cal. 5681 - 462

The Seiko 5681-462 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-d37402fcc7ba]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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