Seiko Cal. 5642 - 191

This Automatic model from 1983 features a 42mm Two-Tone case. Powered by the 5642 caliber with 36j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-4bb4a662cd30]

Also known as: Rally, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1983

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