Seiko Cal. 5642 - 331

Seiko 5642-331

This Quartz model from 1972 features a 34mm PVD Black case. Powered by the 5642 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-f22831f5e43b]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
34mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1972

Related Models

seikata-wm-f22831f5e43b