Seiko Cal. 6378 - 739

This Hand-Winding model from 1974 features a 45mm Gold-Plated case. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-4beb31efbbbe]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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