Seiko Cal. 6617 - 645

The 6617-645 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-b62ba9f654e3]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1993

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