Seiko Cal. 6620 - 894

This Spring Drive model from 1965 features a 39mm Titanium case. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-f64a72ccc0c4]

Also known as: Tuna, Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1965

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