Seiko Cal. 6663 - 288

This Solar model from 1988 features a 35mm Titanium case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-2861b1c5373d]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1988

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