Seiko Cal. 6371 - 871

The 6371-871 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6371 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-31ee3b5f2bc5]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1990

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