Seiko Cal. 6643 - 626

This Automatic model from 1968 features a 45mm Stainless Steel case. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-e6b4d0489ddf]

Also known as: Tuna, Goldfeather

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1968

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