Seiko Cal. 6651 - 784

The Seiko 6651-784 represents an important milestone in Seiko's 1981 lineup. Powered by the 6651 caliber with 29j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-617bb5a543f9]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1981

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