Seiko Cal. 6645 - 343

This Automatic model from 1977 features a 34mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-72f59621842e]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1977

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