Seiko Cal. 5666 - 664

This Hand-Winding model from 1993 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-b41321ae0678]

Also known as: Sea Horse, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1993

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