Seiko Cal. 5274 - 143

The Seiko 5274-143 represents an important milestone in Seiko's 1971 lineup. Powered by the 5274 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-53b7f423ffeb]

Also known as: Crown, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1971

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