Seiko Cal. 7172 - 428

Seiko 7172-428

The Seiko 7172-428 represents an important milestone in Seiko's 1974 lineup. Powered by the 7172 caliber with 32j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-a9a3c62a5827]

Also known as: Silverwave

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
38mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1974

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seikata-wm-a9a3c62a5827