Seiko Cal. 6392 - 690

Seiko 6392-690

The Seiko 6392-690 represents an important milestone in Seiko's 1969 lineup. Powered by the 6392 caliber with 25j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-59fa7ba7fd7a]

Also known as: UFO, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
46mm
Case Thickness
8.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Black
Jewels
25j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1969

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