Seiko Cal. 5663 - 310

The Seiko 5663-310 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-f72e3c390b14]

Also known as: Rally, Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1993

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