Seiko Cal. 3868 - 688

Seiko 3868-688

This Spring Drive model from 1965 features a 45mm Gold-Plated case. Powered by the 3868 caliber with 30j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-3c79ad6d5776]

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
10.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
30j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1965

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