Seiko Cal. 0721 - 178

This Hand-Winding model from 1966 features a 45mm Stainless Steel case. With its 22mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-64c5c50d0051]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

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