Seiko Cal. 4435 - 433

This Spring Drive model from 1977 features a 44mm Two-Tone case. Powered by the 4435 caliber with 19j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-9a1ee1858791]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

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