Seiko Cal. 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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