Seiko Cal. 6397 - 176

This Spring Drive model from 1981 features a 38mm Titanium case. Powered by the 6397 caliber with 32j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-226f64e452a3]

Also known as: Monster, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1981

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