Seiko Cal. 3816 - 411

This Spring Drive model from 1974 features a 45mm Stainless Steel case. Powered by the 3816 caliber with 24j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-d824172e0d2e]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1974

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