Seiko Cal. 6157 - 991

Released in 1982, the Cal. 6157 with design code 991 was part of Seiko's domestic market collection. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-fb390cf888ea]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1982

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