Seiko Cal. 4425 - 425

The Seiko 4425-425 represents an important milestone in Seiko's 1970 lineup. Powered by the 4425 caliber with 35j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-1259024ae592]

Also known as: Crown, Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1970

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