Seiko Cal. 4420 - 406

This Solar model from 1977 features a 36mm Two-Tone case. Powered by the 4420 caliber with 24j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-4995de344098]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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