Seiko Cal. 6371 - 263

The Seiko 6371-263 represents an important milestone in Seiko's 1971 lineup. Powered by the 6371 caliber with 30j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-5253d93b38c0]

Also known as: Goldfeather, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1971

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