Seiko Cal. 4534 - 728

Seiko 4534-728

The Seiko 4534-728 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-51635620c9bb]

Also known as: Sumo, Silverwave

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
160m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1988

Related Models

seikata-wm-51635620c9bb