Seiko Cal. 6654 - 747

The Seiko 6654-747 represents an important milestone in Seiko's 1997 lineup. Powered by the 6654 caliber with 33j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-e3ef44e9b683]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

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