Seiko Cal. 3864 - 825

Seiko 3864-825

This Spring Drive model from 1973 features a 45mm Gold-Plated case. Powered by the 3864 caliber with 27j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-d4f426cd169a]

Also known as: Monster, Flighty

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1973

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