Seiko Cal. 3818 - 668

This Quartz model from 1975 features a 46mm Hardlex-Coated Steel case. Powered by the 3818 caliber with 18j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-ad1a722aa520]

Also known as: UFO, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1975

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