Seiko Cal. 4435 - 630

Released in 1966, the Cal. 4435 with design code 630 was part of Seiko's domestic market collection. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-43af683cbae2]

Also known as: Bullhead, Navigator

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1966

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