Seiko Cal. 4440 - 925

This Spring Drive model from 1976 features a 44mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-0ca0b77cceb2]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1976

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