Seiko Cal. 3899 - 158

Seiko 3899-158

This Automatic model from 1965 features a 34mm Hardlex-Coated Steel case. Powered by the 3899 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-68041e6635d7]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
13.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Silver
Jewels
28j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1965

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seikata-wm-68041e6635d7