Seiko Cal. 5646 - 594

This Spring Drive model from 1965 features a 39mm Stainless Steel case. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-428a8762e749]

Also known as: Navigator, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1965

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