Seiko Cal. 4559 - 677

The Seiko 4559-677 represents an important milestone in Seiko's 1988 lineup. Powered by the 4559 caliber with 23j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-d6a37be4d447]

Also known as: Rally, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1988

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