Seiko Cal. 6391 - 389

Seiko 6391-389

This Quartz model from 1980 features a 39mm Hardlex-Coated Steel case. Powered by the 6391 caliber with 22j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-6383c3b319be]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
9.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1980

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seikata-wm-6383c3b319be