Seiko Cal. 3814 - 228

This Hand-Winding model from 1977 features a 34mm Hardlex-Coated Steel case. Powered by the 3814 caliber with 36j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-ad15b91f888e]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1977

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