Seiko Cal. 4424 - 237

The Seiko 4424-237 represents an important milestone in Seiko's 1980 lineup. Powered by the 4424 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-51df26f8d67b]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1980

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