Seiko Cal. 4451 - 780

This Hand-Winding model from 1969 features a 38mm Hardlex-Coated Steel case. Powered by the 4451 caliber with 25j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-f2c95a4cb982]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1969

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