Seiko Cal. 4427 - 780

This Quartz model from 1972 features a 35mm Titanium case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-9ad6920efb3d]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1972

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