Seiko Cal. 4440 - 784

Seiko 4440-784

The Seiko 4440-784 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-dfdb1361d562]

Also known as: Sumo, Crown

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Champagne
Jewels
20j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1974

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