Seiko Cal. 3820 - 641

Seiko 3820-641

This Kinetic model from 1988 features a 37mm Stainless Steel case. Powered by the 3820 caliber with 17j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-d024a93d6ef7]

Also known as: Silverwave, Goldfeather

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
17j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1988

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