Seiko Cal. 5641 - 173

This Quartz model from 1977 features a 38mm Two-Tone case. Powered by the 5641 caliber with 29j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-11a91217b5f6]

Also known as: Monster, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1977

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