Seiko Cal. 6378 - 486

Seiko 6378-486

The Seiko 6378-486 represents an important milestone in Seiko's 1987 lineup. Powered by the 6378 caliber with 32j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-261cbf8080e9]

Also known as: UFO, Rally

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
9.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
120m
Dial Color
White
Jewels
32j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1987

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