Seiko Cal. 3841 - 717

This Spring Drive model from 1967 features a 42mm Stainless Steel case. Powered by the 3841 caliber with 19j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-885c668afd0f]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

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