Seiko Cal. 4431 - 631

Seiko 4431-631

This Quartz model from 1975 features a 41mm Gold-Plated case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7d05301ca183]

Also known as: Bullhead, Rally

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
27j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1975

Related Models

seikata-wm-7d05301ca183