Seiko Cal. 3831 - 599

Seiko 3831-599

This Hand-Winding model from 1985 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-88c33b5585c4]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
40mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Green
Jewels
20j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1985

Related Models

seikata-wm-88c33b5585c4