Seiko Cal. 4487 - 422

This Spring Drive model from 1968 features a 34mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-06c34b965296]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

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