Seiko Cal. 5641 - 328

This Quartz model from 1976 features a 34mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-360d5af55b37]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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