Seiko Cal. 3871 - 920

Seiko 3871-920

The Seiko 3871-920 represents an important milestone in Seiko's 1968 lineup. With its 21mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-cb2822f63521]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
190m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1968

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