Seiko Cal. 7180 - 512

The Seiko 7180-512 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-d0541a38ec54]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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