Seiko Cal. 4561 - 636

Seiko 4561-636

This Quartz model from 1973 features a 39mm Hardlex-Coated Steel case. Powered by the 4561 caliber with 19j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-175d6e99489d]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Silver
Jewels
19j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1973

Related Models

seikata-wm-175d6e99489d