Seiko Cal. 3814 - 840

The 3814-840 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3814 caliber with 36j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-fcf0246541fd]

Also known as: Monster, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1974

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