Seiko Cal. 6655 - 578

The 6655-578 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-257be206252f]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1991

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