Seiko Cal. 4577 - 463

Seiko 4577-463

This Quartz model from 1983 features a 35mm PVD Black case. Powered by the 4577 caliber with 21j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-030f4232ba7a]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
35mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
White
Jewels
21j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1983

Related Models

seikata-wm-030f4232ba7a