Seiko Cal. 7045 - 577

The Seiko 7045-577 represents an important milestone in Seiko's 1986 lineup. Powered by the 7045 caliber with 20j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e02233cddf10]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1986

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