Seiko Cal. 5670 - 977

This Automatic model from 1991 features a 38mm Stainless Steel case. Powered by the 5670 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-87db532c1777]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1991

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