Seiko Cal. 4577 - 121

The Seiko 4577-121 represents an important milestone in Seiko's 1985 lineup. Powered by the 4577 caliber with 29j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-9f6bd79403bb]

Also known as: Pogue, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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