Seiko Cal. 6663 - 902

The Seiko 6663-902 represents an important milestone in Seiko's 1982 lineup. Powered by the 6663 caliber with 19j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-32684f6fd6f1]

Also known as: Turtle, Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1982

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