Seiko Cal. 5274 - 945

This Spring Drive model from 1972 features a 40mm Hardlex-Coated Steel case. Powered by the 5274 caliber with 31j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-1090498c5dad]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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