Seiko Cal. 4431 - 368

Seiko 4431-368

This Solar model from 1974 features a 46mm Two-Tone case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-4af932662553]

Also known as: Baby Tuna

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
46mm
Case Thickness
12.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1974

Related Models

seikata-wm-4af932662553