Seiko Cal. 4419 - 647

This Spring Drive model from 1970 features a 44mm Hardlex-Coated Steel case. Powered by the 4419 caliber with 19j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-6815d17cd738]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1970

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