Seiko Cal. 4439 - 255

This Solar model from 1965 features a 38mm Titanium case. Powered by the 4439 caliber with 31j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-5b8348d7752d]

Also known as: Silverwave, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

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