Seiko Cal. 4596 - 583

This Spring Drive model from 1965 features a 39mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-c4fed04f29ba]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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