Seiko Cal. 6393 - 940

Seiko 6393-940

The Seiko 6393-940 represents an important milestone in Seiko's 1971 lineup. Powered by the 6393 caliber with 21j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-a88c7122b14c]

Also known as: UFO, Flighty

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
21j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1971

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