Seiko Cal. 6371 - 566

The 6371-566 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6371 caliber with 30j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-59cb5f05f5d7]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1981

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