Seiko Cal. 3871 - 657

Seiko 3871-657

The 3871-657 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-60ca9777a0e6]

Also known as: Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
41mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Black
Jewels
34j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1990

Related Models

seikata-wm-60ca9777a0e6