Seiko Cal. 4547 - 495

Seiko 4547-495

This Spring Drive model from 1973 features a 44mm PVD Black case. Powered by the 4547 caliber with 25j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-16f7fd6ff6e0]

Also known as: Monster, Silverwave

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
44mm
Case Thickness
12.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
60m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1973

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