Seiko Cal. 6191 - 638

The Seiko 6191-638 represents an important milestone in Seiko's 1980 lineup. Powered by the 6191 caliber with 33j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-ce2adc59a537]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1980

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