Seiko Cal. 7023 - 688

The Seiko 7023-688 represents an important milestone in Seiko's 1980 lineup. With its 20mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-8d3b8aa7fb29]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1980

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