Seiko Cal. 6654 - 720

The Seiko 6654-720 represents an important milestone in Seiko's 1965 lineup. Powered by the 6654 caliber with 34j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-3dada87e65cc]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1965

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