Seiko Cal. 4427 - 895

The Seiko 4427-895 represents an important milestone in Seiko's 1968 lineup. Powered by the 4427 caliber with 30j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-584dc56ddf00]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1968

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