Seiko Cal. 6371 - 979

The Seiko 6371-979 represents an important milestone in Seiko's 1980 lineup. Powered by the 6371 caliber with 18j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-32e68a86e5be]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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