Seiko Cal. 6654 - 820

The Seiko 6654-820 represents an important milestone in Seiko's 1970 lineup. Powered by the 6654 caliber with 25j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-0b0ef5f577b7]

Also known as: Samurai, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1970

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