Seiko Cal. 3829 - 677

Seiko 3829-677

This Spring Drive model from 1986 features a 39mm Stainless Steel case. Powered by the 3829 caliber with 19j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-05cce1f8a4f5]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
8.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
White
Jewels
19j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1986

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