Seiko Cal. 6364 - 280

The Seiko 6364-280 represents an important milestone in Seiko's 1968 lineup. Powered by the 6364 caliber with 17j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-05716b8045de]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1968

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