Seiko Cal. 4428 - 371

Seiko 4428-371

This Spring Drive model from 1976 features a 45mm PVD Black case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-2c4ba38dca62]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
45mm
Case Thickness
11.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
70m
Dial Color
Black
Jewels
25j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1976

Related Models

seikata-wm-2c4ba38dca62