Seiko Cal. 4581 - 380

This Spring Drive model from 1966 features a 45mm Titanium case. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-d9da8d33bf4b]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1966

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