Seiko Cal. 5663 - 207

The Seiko 5663-207 represents an important milestone in Seiko's 1986 lineup. Powered by the 5663 caliber with 27j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-5c42828a3b2f]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1986

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