Seiko Cal. 4425 - 363

The 4425-363 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4425 caliber with 22j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-bb0ca10c783c]

Also known as: Monster, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1983

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