Seiko Cal. 6366 - 671

This Spring Drive model from 1980 features a 39mm Titanium case. Powered by the 6366 caliber with 28j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-cbf9c8677007]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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