Seiko Cal. 4536 - 289

The Seiko 4536-289 represents an important milestone in Seiko's 1990 lineup. Powered by the 4536 caliber with 17j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-8a394fa5bf69]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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