Seiko Cal. 4436 - 944

This Spring Drive model from 1987 features a 45mm Hardlex-Coated Steel case. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-ac95da029641]

Also known as: Turtle, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1987

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