Seiko Cal. 6378 - 210

Seiko 6378-210

The Seiko 6378-210 represents an important milestone in Seiko's 1980 lineup. Powered by the 6378 caliber with 29j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-1dddf93938c6]

Also known as: Baby Tuna, Flighty

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
190m
Dial Color
Cream
Jewels
29j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1980

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