Seiko Cal. 4428 - 693

Seiko 4428-693

The 4428-693 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-fe9469034153]

Also known as: Turtle, Samurai

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
9.0mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
22j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1979

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seikata-wm-fe9469034153