Seiko Cal. 4477 - 971

The Seiko 4477-971 represents an important milestone in Seiko's 1984 lineup. Powered by the 4477 caliber with 18j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-70d8d1386eae]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1984

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