Seiko Cal. 4446 - 343

This Spring Drive model from 1985 features a 45mm Hardlex-Coated Steel case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-b3f7c76fc23c]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1985

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