Seiko Cal. 3871 - 402

Seiko 3871-402

This Hand-Winding model from 1969 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2279840c2144]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
40mm
Case Thickness
10.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1969

Related Models

seikata-wm-2279840c2144