Seiko Cal. 6666 - 554

This Hand-Winding model from 1978 features a 34mm Two-Tone case. Powered by the 6666 caliber with 35j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-7c744c1daafa]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1978

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