Seiko Cal. 4448 - 278

This Automatic model from 1965 features a 41mm Titanium case. Powered by the 4448 caliber with 20j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-d6db2a083cad]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1965

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