Seiko Cal. 3817 - 299

Seiko 3817-299

This Spring Drive model from 1984 features a 44mm Gold-Plated case. Powered by the 3817 caliber with 25j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-bda2a8a922da]

Also known as: Helmet, UFO

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
12.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1984

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