Seiko Cal. 6371 - 820

The 6371-820 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6371 caliber with 33j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-0f22285133ec]

Also known as: UFO, Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1982

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