Seiko Cal. 3816 - 378

The Seiko 3816-378 represents an important milestone in Seiko's 1974 lineup. Powered by the 3816 caliber with 22j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-03eff62d2825]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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