Seiko Cal. 3828 - 681

Seiko 3828-681

This Hand-Winding model from 1975 features a 35mm Two-Tone case. Powered by the 3828 caliber with 35j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-479f07406213]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
35mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
70m
Dial Color
Green
Jewels
35j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1975

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seikata-wm-479f07406213