Seiko Cal. 4440 - 107

Seiko 4440-107

This Spring Drive model from 1983 features a 44mm Hardlex-Coated Steel case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-69e779363a33]

Also known as: Bellmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Navy
Jewels
27j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1983

Related Models

seikata-wm-69e779363a33