Seiko Cal. 5692 - 990

This Automatic model from 1976 features a 37mm Titanium case. Powered by the 5692 caliber with 18j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-86888d792597]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1976

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