Seiko Cal. 6619 - 438

This Spring Drive model from 1973 features a 41mm Stainless Steel case. Powered by the 6619 caliber with 27j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-35244d02fa84]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

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