Seiko Cal. 6218 - 850

This Automatic model from 1975 features a 41mm Stainless Steel case. Powered by the 6218 caliber with 20j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-36ea96d6844b]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1975

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