Seiko Cal. 4459 - 897

This Hand-Winding model from 1971 features a 38mm Stainless Steel case. Powered by the 4459 caliber with 21j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-1931344e9654]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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