Seiko Cal. 3897 - 906

Seiko 3897-906

This Quartz model from 1989 features a 35mm Titanium case. Powered by the 3897 caliber with 26j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-fe103ab7cce6]

Also known as: Monster, Crown

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
35mm
Case Thickness
14.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
26j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1989

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