Seiko Cal. 6371 - 422

The 6371-422 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6371 caliber with 35j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-03300f81ae6b]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1979

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