Seiko Cal. 7012 - 423

The Seiko 7012-423 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-e799e2427dff]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1978

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