Seiko Cal. 3897 - 691

Seiko 3897-691

This Hand-Winding model from 1971 features a 35mm Two-Tone case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-5253be65a02d]

Also known as: Crown

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
10.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
17j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1971

Related Models

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