Seiko Cal. 6660 - 522

This Automatic model from 1981 features a 37mm Two-Tone case. Powered by the 6660 caliber with 27j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-2a5c63f592ea]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1981

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