Seiko Cal. 3820 - 443

Seiko 3820-443

This Kinetic model from 1971 features a 36mm Hardlex-Coated Steel case. Powered by the 3820 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-7d877ee1bfe5]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
15.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
18j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1971

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