Seiko Cal. 7180 - 723

This Automatic model from 1986 features a 39mm Titanium case. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-02691fe8ec25]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1986

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