Seiko Cal. 4489 - 236

This Hand-Winding model from 1988 features a 43mm Titanium case. Powered by the 4489 caliber with 20j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-8ab07b318bc1]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1988

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