Seiko Cal. 4577 - 626

This Spring Drive model from 1970 features a 36mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-f82235192658]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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