Seiko Cal. 3831 - 757

Seiko 3831-757

This Kinetic model from 1967 features a 45mm Hardlex-Coated Steel case. Powered by the 3831 caliber with 22j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-57503678983c]

Also known as: UFO, Silverwave

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Burgundy
Jewels
22j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1967

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seikata-wm-57503678983c