Seiko Cal. 0742 - 250

The Seiko 0742-250 represents an important milestone in Seiko's 1976 lineup. Powered by the 0742 caliber with 34j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-a17f2457bdfa]

Also known as: Sea Horse, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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