Seiko Cal. 4430 - 373

This Quartz model from 1971 features a 44mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-692c4d74da97]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1971

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