Seiko Cal. 5644 - 342

This Quartz model from 1974 features a 42mm Gold-Plated case. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-5db7b14337e3]

Also known as: UFO, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1974

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