Seiko Cal. 4443 - 155

This Spring Drive model from 1976 features a 34mm Two-Tone case. Powered by the 4443 caliber with 33j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-960eb4c6f39a]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1976

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