Seiko Cal. 4545 - 139

This Spring Drive model from 1991 features a 44mm Stainless Steel case. Powered by the 4545 caliber with 19j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-95af209442f9]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1991

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