Seiko Cal. 5644 - 327

This Quartz model from 1981 features a 43mm Hardlex-Coated Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-e8da0efbed15]

Also known as: Panda

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1981

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