Seiko Cal. 7066 - 840

The Seiko 7066-840 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-ccadc6357c25]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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